155554230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{398857}}^1$

素因数の和:398880

約数の個数: 32

約数和(自身を含む): 402048864

約数和(自身を除く): 246494634

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 398857, 797714, 1196571, 1994285, 2393142, 3988570, 5185141, 5982855, 10370282, 11965710, 15555423, 25925705, 31110846, 51851410, 77777115, 155554230]

約数ペア:

[(1, 155554230), (2, 77777115), (3, 51851410), (5, 31110846), (6, 25925705), (10, 15555423), (13, 11965710), (15, 10370282), (26, 5982855), (30, 5185141), (39, 3988570), (65, 2393142), (78, 1994285), (130, 1196571), (195, 797714), (390, 398857)]