217228472

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{405277}}^1$

素因数の和:405350

約数の個数: 16

約数和(自身を含む): 413383560

約数和(自身を除く): 196155088

約数列:

[1, 2, 4, 8, 67, 134, 268, 536, 405277, 810554, 1621108, 3242216, 27153559, 54307118, 108614236, 217228472]

約数ペア:

[(1, 217228472), (2, 108614236), (4, 54307118), (8, 27153559), (67, 3242216), (134, 1621108), (268, 810554), (536, 405277)]