161729778

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{7907}}^1$

素因数の和:8406

約数の個数: 32

約数和(自身を含む): 370473984

約数和(自身を除く): 208744206

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 487, 974, 1461, 2922, 3409, 6818, 7907, 10227, 15814, 20454, 23721, 47442, 55349, 110698, 166047, 332094, 3850709, 7701418, 11552127, 23104254, 26954963, 53909926, 80864889, 161729778]

約数ペア:

[(1, 161729778), (2, 80864889), (3, 53909926), (6, 26954963), (7, 23104254), (14, 11552127), (21, 7701418), (42, 3850709), (487, 332094), (974, 166047), (1461, 110698), (2922, 55349), (3409, 47442), (6818, 23721), (7907, 20454), (10227, 15814)]