977883375

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:314

約数の個数: 128

約数和(自身を含む): 1961017344

約数和(自身を除く): 983133969

約数列:

[1, 3, 5, 7, 15, 21, 25, 31, 35, 61, 75, 93, 105, 125, 155, 175, 183, 197, 217, 305, 375, 427, 465, 525, 591, 651, 775, 875, 915, 985, 1085, 1281, 1379, 1525, 1891, 2135, 2325, 2625, 2955, 3255, 3875, 4137, 4575, 4925, 5425, 5673, 6107, 6405, 6895, 7625, 9455, 10675, 11625, 12017, 13237, 14775, 16275, 18321, 20685, 22875, 24625, 27125, 28365, 30535, 32025, 34475, 36051, 39711, 42749, 47275, 53375, 60085, 66185, 73875, 81375, 84119, 91605, 103425, 128247, 141825, 152675, 160125, 172375, 180255, 198555, 213745, 236375, 252357, 300425, 330925, 372527, 420595, 458025, 517125, 641235, 709125, 763375, 901275, 992775, 1068725, 1117581, 1261785, 1502125, 1654625, 1862635, 2102975, 2290125, 2607689, 3206175, 4506375, 4963875, 5343625, 5587905, 6308925, 7823067, 9313175, 10514875, 13038445, 16030875, 27939525, 31544625, 39115335, 46565875, 65192225, 139697625, 195576675, 325961125, 977883375]

約数ペア:

[(1, 977883375), (3, 325961125), (5, 195576675), (7, 139697625), (15, 65192225), (21, 46565875), (25, 39115335), (31, 31544625), (35, 27939525), (61, 16030875), (75, 13038445), (93, 10514875), (105, 9313175), (125, 7823067), (155, 6308925), (175, 5587905), (183, 5343625), (197, 4963875), (217, 4506375), (305, 3206175), (375, 2607689), (427, 2290125), (465, 2102975), (525, 1862635), (591, 1654625), (651, 1502125), (775, 1261785), (875, 1117581), (915, 1068725), (985, 992775), (1085, 901275), (1281, 763375), (1379, 709125), (1525, 641235), (1891, 517125), (2135, 458025), (2325, 420595), (2625, 372527), (2955, 330925), (3255, 300425), (3875, 252357), (4137, 236375), (4575, 213745), (4925, 198555), (5425, 180255), (5673, 172375), (6107, 160125), (6405, 152675), (6895, 141825), (7625, 128247), (9455, 103425), (10675, 91605), (11625, 84119), (12017, 81375), (13237, 73875), (14775, 66185), (16275, 60085), (18321, 53375), (20685, 47275), (22875, 42749), (24625, 39711), (27125, 36051), (28365, 34475), (30535, 32025)]