128756738

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{659}}^1$

素因数の和:862

約数の個数: 32

約数和(自身を含む): 215550720

約数和(自身を除く): 86793982

約数列:

[1, 2, 11, 22, 83, 107, 166, 214, 659, 913, 1177, 1318, 1826, 2354, 7249, 8881, 14498, 17762, 54697, 70513, 97691, 109394, 141026, 195382, 601667, 775643, 1203334, 1551286, 5852579, 11705158, 64378369, 128756738]

約数ペア:

[(1, 128756738), (2, 64378369), (11, 11705158), (22, 5852579), (83, 1551286), (107, 1203334), (166, 775643), (214, 601667), (659, 195382), (913, 141026), (1177, 109394), (1318, 97691), (1826, 70513), (2354, 54697), (7249, 17762), (8881, 14498)]