212581508

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{39869}}^1$

素因数の和:39947

約数の個数: 24

約数和(自身を含む): 392958720

約数和(自身を除く): 180377212

約数列:

[1, 2, 4, 31, 43, 62, 86, 124, 172, 1333, 2666, 5332, 39869, 79738, 159476, 1235939, 1714367, 2471878, 3428734, 4943756, 6857468, 53145377, 106290754, 212581508]

約数ペア:

[(1, 212581508), (2, 106290754), (4, 53145377), (31, 6857468), (43, 4943756), (62, 3428734), (86, 2471878), (124, 1714367), (172, 1235939), (1333, 159476), (2666, 79738), (5332, 39869)]