398015781410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1277}}^1\times {\mathrm{2397541}}^1$

素因数の和:2398838

約数の個数: 32

約数和(自身を含む): 772142786352

約数和(自身を除く): 374127004942

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1277, 2554, 6385, 12770, 16601, 33202, 83005, 166010, 2397541, 4795082, 11987705, 23975410, 31168033, 62336066, 155840165, 311680330, 3061659857, 6123319714, 15308299285, 30616598570, 39801578141, 79603156282, 199007890705, 398015781410]

約数ペア:

[(1, 398015781410), (2, 199007890705), (5, 79603156282), (10, 39801578141), (13, 30616598570), (26, 15308299285), (65, 6123319714), (130, 3061659857), (1277, 311680330), (2554, 155840165), (6385, 62336066), (12770, 31168033), (16601, 23975410), (33202, 11987705), (83005, 4795082), (166010, 2397541)]