1311382008

素因数分解:

$2^3\times 3^3\times {\mathrm{43}}^1\times {\mathrm{271}}^1\times {\mathrm{521}}^1$

素因数の和:850

約数の個数: 128

約数和(自身を含む): 3748377600

約数和(自身を除く): 2436995592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 43, 54, 72, 86, 108, 129, 172, 216, 258, 271, 344, 387, 516, 521, 542, 774, 813, 1032, 1042, 1084, 1161, 1548, 1563, 1626, 2084, 2168, 2322, 2439, 3096, 3126, 3252, 4168, 4644, 4689, 4878, 6252, 6504, 7317, 9288, 9378, 9756, 11653, 12504, 14067, 14634, 18756, 19512, 22403, 23306, 28134, 29268, 34959, 37512, 44806, 46612, 56268, 58536, 67209, 69918, 89612, 93224, 104877, 112536, 134418, 139836, 141191, 179224, 201627, 209754, 268836, 279672, 282382, 314631, 403254, 419508, 423573, 537672, 564764, 604881, 629262, 806508, 839016, 847146, 1129528, 1209762, 1258524, 1270719, 1613016, 1694292, 2419524, 2517048, 2541438, 3388584, 3812157, 4839048, 5082876, 6071213, 7624314, 10165752, 12142426, 15248628, 18213639, 24284852, 30497256, 36427278, 48569704, 54640917, 72854556, 109281834, 145709112, 163922751, 218563668, 327845502, 437127336, 655691004, 1311382008]

約数ペア:

[(1, 1311382008), (2, 655691004), (3, 437127336), (4, 327845502), (6, 218563668), (8, 163922751), (9, 145709112), (12, 109281834), (18, 72854556), (24, 54640917), (27, 48569704), (36, 36427278), (43, 30497256), (54, 24284852), (72, 18213639), (86, 15248628), (108, 12142426), (129, 10165752), (172, 7624314), (216, 6071213), (258, 5082876), (271, 4839048), (344, 3812157), (387, 3388584), (516, 2541438), (521, 2517048), (542, 2419524), (774, 1694292), (813, 1613016), (1032, 1270719), (1042, 1258524), (1084, 1209762), (1161, 1129528), (1548, 847146), (1563, 839016), (1626, 806508), (2084, 629262), (2168, 604881), (2322, 564764), (2439, 537672), (3096, 423573), (3126, 419508), (3252, 403254), (4168, 314631), (4644, 282382), (4689, 279672), (4878, 268836), (6252, 209754), (6504, 201627), (7317, 179224), (9288, 141191), (9378, 139836), (9756, 134418), (11653, 112536), (12504, 104877), (14067, 93224), (14634, 89612), (18756, 69918), (19512, 67209), (22403, 58536), (23306, 56268), (28134, 46612), (29268, 44806), (34959, 37512)]