2891458288

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{135571}}^1$

素因数の和:135653

約数の個数: 40

約数和(自身を含む): 5917446656

約数和(自身を除く): 3025988368

約数列:

[1, 2, 4, 8, 16, 31, 43, 62, 86, 124, 172, 248, 344, 496, 688, 1333, 2666, 5332, 10664, 21328, 135571, 271142, 542284, 1084568, 2169136, 4202701, 5829553, 8405402, 11659106, 16810804, 23318212, 33621608, 46636424, 67243216, 93272848, 180716143, 361432286, 722864572, 1445729144, 2891458288]

約数ペア:

[(1, 2891458288), (2, 1445729144), (4, 722864572), (8, 361432286), (16, 180716143), (31, 93272848), (43, 67243216), (62, 46636424), (86, 33621608), (124, 23318212), (172, 16810804), (248, 11659106), (344, 8405402), (496, 5829553), (688, 4202701), (1333, 2169136), (2666, 1084568), (5332, 542284), (10664, 271142), (21328, 135571)]