289277144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{257}}^1$

素因数の和:492

約数の個数: 64

約数和(自身を含む): 598147200

約数和(自身を除く): 308870056

約数列:

[1, 2, 4, 8, 13, 26, 52, 79, 104, 137, 158, 257, 274, 316, 514, 548, 632, 1027, 1028, 1096, 1781, 2054, 2056, 3341, 3562, 4108, 6682, 7124, 8216, 10823, 13364, 14248, 20303, 21646, 26728, 35209, 40606, 43292, 70418, 81212, 86584, 140699, 140836, 162424, 263939, 281398, 281672, 457717, 527878, 562796, 915434, 1055756, 1125592, 1830868, 2111512, 2781511, 3661736, 5563022, 11126044, 22252088, 36159643, 72319286, 144638572, 289277144]

約数ペア:

[(1, 289277144), (2, 144638572), (4, 72319286), (8, 36159643), (13, 22252088), (26, 11126044), (52, 5563022), (79, 3661736), (104, 2781511), (137, 2111512), (158, 1830868), (257, 1125592), (274, 1055756), (316, 915434), (514, 562796), (548, 527878), (632, 457717), (1027, 281672), (1028, 281398), (1096, 263939), (1781, 162424), (2054, 140836), (2056, 140699), (3341, 86584), (3562, 81212), (4108, 70418), (6682, 43292), (7124, 40606), (8216, 35209), (10823, 26728), (13364, 21646), (14248, 20303)]