1285909898

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{1109}}^1$

素因数の和:1431

約数の個数: 64

約数和(自身を含む): 2488389120

約数和(自身を除く): 1202479222

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 91, 161, 182, 277, 299, 322, 554, 598, 1109, 1939, 2093, 2218, 3601, 3878, 4186, 6371, 7202, 7763, 12742, 14417, 15526, 25207, 25507, 28834, 44597, 50414, 51014, 82823, 89194, 100919, 165646, 178549, 201838, 307193, 331591, 357098, 579761, 614386, 663182, 1159522, 2150351, 2321137, 3993509, 4300702, 4642274, 7065439, 7987018, 14130878, 27954563, 49458073, 55909126, 91850707, 98916146, 183701414, 642954949, 1285909898]

約数ペア:

[(1, 1285909898), (2, 642954949), (7, 183701414), (13, 98916146), (14, 91850707), (23, 55909126), (26, 49458073), (46, 27954563), (91, 14130878), (161, 7987018), (182, 7065439), (277, 4642274), (299, 4300702), (322, 3993509), (554, 2321137), (598, 2150351), (1109, 1159522), (1939, 663182), (2093, 614386), (2218, 579761), (3601, 357098), (3878, 331591), (4186, 307193), (6371, 201838), (7202, 178549), (7763, 165646), (12742, 100919), (14417, 89194), (15526, 82823), (25207, 51014), (25507, 50414), (28834, 44597)]