247081268

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{1259}}^1$

素因数の和:1476

約数の個数: 48

約数和(自身を含む): 509160960

約数和(自身を除く): 262079692

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 163, 172, 301, 326, 602, 652, 1141, 1204, 1259, 2282, 2518, 4564, 5036, 7009, 8813, 14018, 17626, 28036, 35252, 49063, 54137, 98126, 108274, 196252, 205217, 216548, 378959, 410434, 757918, 820868, 1436519, 1515836, 2873038, 5746076, 8824331, 17648662, 35297324, 61770317, 123540634, 247081268]

約数ペア:

[(1, 247081268), (2, 123540634), (4, 61770317), (7, 35297324), (14, 17648662), (28, 8824331), (43, 5746076), (86, 2873038), (163, 1515836), (172, 1436519), (301, 820868), (326, 757918), (602, 410434), (652, 378959), (1141, 216548), (1204, 205217), (1259, 196252), (2282, 108274), (2518, 98126), (4564, 54137), (5036, 49063), (7009, 35252), (8813, 28036), (14018, 17626)]