490545848

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{31237}}^1$

素因数の和:31407

約数の個数: 32

約数和(自身を含む): 997116960

約数和(自身を除く): 506571112

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 151, 302, 604, 1208, 1963, 3926, 7852, 15704, 31237, 62474, 124948, 249896, 406081, 812162, 1624324, 3248648, 4716787, 9433574, 18867148, 37734296, 61318231, 122636462, 245272924, 490545848]

約数ペア:

[(1, 490545848), (2, 245272924), (4, 122636462), (8, 61318231), (13, 37734296), (26, 18867148), (52, 9433574), (104, 4716787), (151, 3248648), (302, 1624324), (604, 812162), (1208, 406081), (1963, 249896), (3926, 124948), (7852, 62474), (15704, 31237)]