31159256

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{409}}^1$

素因数の和:611

約数の個数: 32

約数和(自身を含む): 59778000

約数和(自身を除く): 28618744

約数列:

[1, 2, 4, 8, 89, 107, 178, 214, 356, 409, 428, 712, 818, 856, 1636, 3272, 9523, 19046, 36401, 38092, 43763, 72802, 76184, 87526, 145604, 175052, 291208, 350104, 3894907, 7789814, 15579628, 31159256]

約数ペア:

[(1, 31159256), (2, 15579628), (4, 7789814), (8, 3894907), (89, 350104), (107, 291208), (178, 175052), (214, 145604), (356, 87526), (409, 76184), (428, 72802), (712, 43763), (818, 38092), (856, 36401), (1636, 19046), (3272, 9523)]