278909016

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{163679}}^1$

素因数の和:163759

約数の個数: 32

約数和(自身を含む): 707097600

約数和(自身を除く): 428188584

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 142, 213, 284, 426, 568, 852, 1704, 163679, 327358, 491037, 654716, 982074, 1309432, 1964148, 3928296, 11621209, 23242418, 34863627, 46484836, 69727254, 92969672, 139454508, 278909016]

約数ペア:

[(1, 278909016), (2, 139454508), (3, 92969672), (4, 69727254), (6, 46484836), (8, 34863627), (12, 23242418), (24, 11621209), (71, 3928296), (142, 1964148), (213, 1309432), (284, 982074), (426, 654716), (568, 491037), (852, 327358), (1704, 163679)]