18278320515

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{47317}}^1$

素因数の和:47628

約数の個数: 64

約数和(自身を含む): 36122182656

約数和(自身を除く): 17843862141

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 283, 455, 849, 1365, 1415, 1981, 3679, 4245, 5943, 9905, 11037, 18395, 25753, 29715, 47317, 55185, 77259, 128765, 141951, 236585, 331219, 386295, 615121, 709755, 993657, 1656095, 1845363, 3075605, 4305847, 4968285, 9226815, 12917541, 13390711, 21529235, 40172133, 64587705, 66953555, 93734977, 174079243, 200860665, 281204931, 468674885, 522237729, 870396215, 1218554701, 1406024655, 2611188645, 3655664103, 6092773505, 18278320515]

約数ペア:

[(1, 18278320515), (3, 6092773505), (5, 3655664103), (7, 2611188645), (13, 1406024655), (15, 1218554701), (21, 870396215), (35, 522237729), (39, 468674885), (65, 281204931), (91, 200860665), (105, 174079243), (195, 93734977), (273, 66953555), (283, 64587705), (455, 40172133), (849, 21529235), (1365, 13390711), (1415, 12917541), (1981, 9226815), (3679, 4968285), (4245, 4305847), (5943, 3075605), (9905, 1845363), (11037, 1656095), (18395, 993657), (25753, 709755), (29715, 615121), (47317, 386295), (55185, 331219), (77259, 236585), (128765, 141951)]