312104996812

素因数分解:

$2^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1987}}^1\times {\mathrm{35731}}^1$

素因数の和:37886

約数の個数: 48

約数和(自身を含む): 628519591168

約数和(自身を除く): 316414594356

約数列:

[1, 2, 4, 7, 14, 28, 157, 314, 628, 1099, 1987, 2198, 3974, 4396, 7948, 13909, 27818, 35731, 55636, 71462, 142924, 250117, 311959, 500234, 623918, 1000468, 1247836, 2183713, 4367426, 5609767, 8734852, 11219534, 22439068, 39268369, 70997497, 78536738, 141994994, 157073476, 283989988, 496982479, 993964958, 1987929916, 11146607029, 22293214058, 44586428116, 78026249203, 156052498406, 312104996812]

約数ペア:

[(1, 312104996812), (2, 156052498406), (4, 78026249203), (7, 44586428116), (14, 22293214058), (28, 11146607029), (157, 1987929916), (314, 993964958), (628, 496982479), (1099, 283989988), (1987, 157073476), (2198, 141994994), (3974, 78536738), (4396, 70997497), (7948, 39268369), (13909, 22439068), (27818, 11219534), (35731, 8734852), (55636, 5609767), (71462, 4367426), (142924, 2183713), (250117, 1247836), (311959, 1000468), (500234, 623918)]