128840904

素因数分解:

$2^3\times 3^2\times {\mathrm{1789457}}^1$

素因数の和:1789469

約数の個数: 24

約数和(自身を含む): 348944310

約数和(自身を除く): 220103406

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1789457, 3578914, 5368371, 7157828, 10736742, 14315656, 16105113, 21473484, 32210226, 42946968, 64420452, 128840904]

約数ペア:

[(1, 128840904), (2, 64420452), (3, 42946968), (4, 32210226), (6, 21473484), (8, 16105113), (9, 14315656), (12, 10736742), (18, 7157828), (24, 5368371), (36, 3578914), (72, 1789457)]