223789155

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{4259}}^1$

素因数の和:4411

約数の個数: 32

約数和(自身を含む): 372971520

約数和(自身を除く): 149182365

約数列:

[1, 3, 5, 15, 31, 93, 113, 155, 339, 465, 565, 1695, 3503, 4259, 10509, 12777, 17515, 21295, 52545, 63885, 132029, 396087, 481267, 660145, 1443801, 1980435, 2406335, 7219005, 14919277, 44757831, 74596385, 223789155]

約数ペア:

[(1, 223789155), (3, 74596385), (5, 44757831), (15, 14919277), (31, 7219005), (93, 2406335), (113, 1980435), (155, 1443801), (339, 660145), (465, 481267), (565, 396087), (1695, 132029), (3503, 63885), (4259, 52545), (10509, 21295), (12777, 17515)]