21094341375

素因数分解:

$3^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{197}}^1$

素因数の和:458

約数の個数: 128

約数和(自身を含む): 37259329536

約数和(自身を除く): 16164988161

約数列:

[1, 3, 5, 15, 25, 31, 61, 75, 93, 125, 151, 155, 183, 197, 305, 375, 453, 465, 591, 755, 775, 915, 985, 1525, 1891, 2265, 2325, 2955, 3775, 3875, 4575, 4681, 4925, 5673, 6107, 7625, 9211, 9455, 11325, 11625, 12017, 14043, 14775, 18321, 18875, 22875, 23405, 24625, 27633, 28365, 29747, 30535, 36051, 46055, 47275, 56625, 60085, 70215, 73875, 89241, 91605, 117025, 138165, 141825, 148735, 152675, 180255, 230275, 236375, 285541, 300425, 351075, 372527, 446205, 458025, 585125, 690825, 709125, 743675, 763375, 856623, 901275, 922157, 1117581, 1151375, 1427705, 1502125, 1755375, 1814567, 1862635, 2231025, 2290125, 2766471, 3454125, 3718375, 4283115, 4506375, 4610785, 5443701, 5587905, 7138525, 9072835, 9313175, 11155125, 13832355, 21415575, 23053925, 27218505, 27939525, 35692625, 45364175, 46565875, 56251577, 69161775, 107077875, 115269625, 136092525, 139697625, 168754731, 226820875, 281257885, 345808875, 680462625, 843773655, 1406289425, 4218868275, 7031447125, 21094341375]

約数ペア:

[(1, 21094341375), (3, 7031447125), (5, 4218868275), (15, 1406289425), (25, 843773655), (31, 680462625), (61, 345808875), (75, 281257885), (93, 226820875), (125, 168754731), (151, 139697625), (155, 136092525), (183, 115269625), (197, 107077875), (305, 69161775), (375, 56251577), (453, 46565875), (465, 45364175), (591, 35692625), (755, 27939525), (775, 27218505), (915, 23053925), (985, 21415575), (1525, 13832355), (1891, 11155125), (2265, 9313175), (2325, 9072835), (2955, 7138525), (3775, 5587905), (3875, 5443701), (4575, 4610785), (4681, 4506375), (4925, 4283115), (5673, 3718375), (6107, 3454125), (7625, 2766471), (9211, 2290125), (9455, 2231025), (11325, 1862635), (11625, 1814567), (12017, 1755375), (14043, 1502125), (14775, 1427705), (18321, 1151375), (18875, 1117581), (22875, 922157), (23405, 901275), (24625, 856623), (27633, 763375), (28365, 743675), (29747, 709125), (30535, 690825), (36051, 585125), (46055, 458025), (47275, 446205), (56625, 372527), (60085, 351075), (70215, 300425), (73875, 285541), (89241, 236375), (91605, 230275), (117025, 180255), (138165, 152675), (141825, 148735)]