129431848

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{177791}}^1$

素因数の和:177817

約数の個数: 32

約数和(自身を含む): 298690560

約数和(自身を除く): 169258712

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 177791, 355582, 711164, 1244537, 1422328, 2311283, 2489074, 4622566, 4978148, 9245132, 9956296, 16178981, 18490264, 32357962, 64715924, 129431848]

約数ペア:

[(1, 129431848), (2, 64715924), (4, 32357962), (7, 18490264), (8, 16178981), (13, 9956296), (14, 9245132), (26, 4978148), (28, 4622566), (52, 2489074), (56, 2311283), (91, 1422328), (104, 1244537), (182, 711164), (364, 355582), (728, 177791)]