69909008

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{336101}}^1$

素因数の和:336122

約数の個数: 20

約数和(自身を含む): 145868268

約数和(自身を除く): 75959260

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 336101, 672202, 1344404, 2688808, 4369313, 5377616, 8738626, 17477252, 34954504, 69909008]

約数ペア:

[(1, 69909008), (2, 34954504), (4, 17477252), (8, 8738626), (13, 5377616), (16, 4369313), (26, 2688808), (52, 1344404), (104, 672202), (208, 336101)]