858198730

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{64381}}^1$

素因数の和:64462

約数の個数: 32

約数和(自身を含む): 1631697408

約数和(自身を除く): 773498678

約数列:

[1, 2, 5, 10, 31, 43, 62, 86, 155, 215, 310, 430, 1333, 2666, 6665, 13330, 64381, 128762, 321905, 643810, 1995811, 2768383, 3991622, 5536766, 9979055, 13841915, 19958110, 27683830, 85819873, 171639746, 429099365, 858198730]

約数ペア:

[(1, 858198730), (2, 429099365), (5, 171639746), (10, 85819873), (31, 27683830), (43, 19958110), (62, 13841915), (86, 9979055), (155, 5536766), (215, 3991622), (310, 2768383), (430, 1995811), (1333, 643810), (2666, 321905), (6665, 128762), (13330, 64381)]