211478404

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{4051}}^1$

素因数の和:4507

約数の個数: 24

約数和(自身を含む): 383027456

約数和(自身を除く): 171549052

約数列:

[1, 2, 4, 31, 62, 124, 421, 842, 1684, 4051, 8102, 13051, 16204, 26102, 52204, 125581, 251162, 502324, 1705471, 3410942, 6821884, 52869601, 105739202, 211478404]

約数ペア:

[(1, 211478404), (2, 105739202), (4, 52869601), (31, 6821884), (62, 3410942), (124, 1705471), (421, 502324), (842, 251162), (1684, 125581), (4051, 52204), (8102, 26102), (13051, 16204)]