128693710

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{415141}}^1$

素因数の和:415179

約数の個数: 16

約数和(自身を含む): 239121792

約数和(自身を除く): 110428082

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 415141, 830282, 2075705, 4151410, 12869371, 25738742, 64346855, 128693710]

約数ペア:

[(1, 128693710), (2, 64346855), (5, 25738742), (10, 12869371), (31, 4151410), (62, 2075705), (155, 830282), (310, 415141)]