647229804

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{4148909}}^1$

素因数の和:4148929

約数の個数: 24

約数和(自身を含む): 1626372720

約数和(自身を除く): 979142916

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 4148909, 8297818, 12446727, 16595636, 24893454, 49786908, 53935817, 107871634, 161807451, 215743268, 323614902, 647229804]

約数ペア:

[(1, 647229804), (2, 323614902), (3, 215743268), (4, 161807451), (6, 107871634), (12, 53935817), (13, 49786908), (26, 24893454), (39, 16595636), (52, 12446727), (78, 8297818), (156, 4148909)]