215289296

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{1031}}^1$

素因数の和:1491

約数の個数: 40

約数和(自身を含む): 432019968

約数和(自身を除く): 216730672

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 421, 496, 842, 1031, 1684, 2062, 3368, 4124, 6736, 8248, 13051, 16496, 26102, 31961, 52204, 63922, 104408, 127844, 208816, 255688, 434051, 511376, 868102, 1736204, 3472408, 6944816, 13455581, 26911162, 53822324, 107644648, 215289296]

約数ペア:

[(1, 215289296), (2, 107644648), (4, 53822324), (8, 26911162), (16, 13455581), (31, 6944816), (62, 3472408), (124, 1736204), (248, 868102), (421, 511376), (496, 434051), (842, 255688), (1031, 208816), (1684, 127844), (2062, 104408), (3368, 63922), (4124, 52204), (6736, 31961), (8248, 26102), (13051, 16496)]