128980474

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{7949}}^1$

素因数の和:8038

約数の個数: 32

約数和(自身を含む): 236592000

約数和(自身を除く): 107611526

約数列:

[1, 2, 7, 14, 19, 38, 61, 122, 133, 266, 427, 854, 1159, 2318, 7949, 8113, 15898, 16226, 55643, 111286, 151031, 302062, 484889, 969778, 1057217, 2114434, 3394223, 6788446, 9212891, 18425782, 64490237, 128980474]

約数ペア:

[(1, 128980474), (2, 64490237), (7, 18425782), (14, 9212891), (19, 6788446), (38, 3394223), (61, 2114434), (122, 1057217), (133, 969778), (266, 484889), (427, 302062), (854, 151031), (1159, 111286), (2318, 55643), (7949, 16226), (8113, 15898)]