80555454

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{639329}}^1$

素因数の和:639344

約数の個数: 24

約数和(自身を含む): 199470960

約数和(自身を除く): 118915506

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 639329, 1278658, 1917987, 3835974, 4475303, 5753961, 8950606, 11507922, 13425909, 26851818, 40277727, 80555454]

約数ペア:

[(1, 80555454), (2, 40277727), (3, 26851818), (6, 13425909), (7, 11507922), (9, 8950606), (14, 5753961), (18, 4475303), (21, 3835974), (42, 1917987), (63, 1278658), (126, 639329)]