218655896

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{6343}}^1$

素因数の和:6519

約数の個数: 32

約数和(自身を含む): 426316800

約数和(自身を除く): 207660904

約数列:

[1, 2, 4, 8, 31, 62, 124, 139, 248, 278, 556, 1112, 4309, 6343, 8618, 12686, 17236, 25372, 34472, 50744, 196633, 393266, 786532, 881677, 1573064, 1763354, 3526708, 7053416, 27331987, 54663974, 109327948, 218655896]

約数ペア:

[(1, 218655896), (2, 109327948), (4, 54663974), (8, 27331987), (31, 7053416), (62, 3526708), (124, 1763354), (139, 1573064), (248, 881677), (278, 786532), (556, 393266), (1112, 196633), (4309, 50744), (6343, 34472), (8618, 25372), (12686, 17236)]