217872272

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{801001}}^1$

素因数の和:801026

約数の個数: 20

約数和(自身を含む): 446959116

約数和(自身を除く): 229086844

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 801001, 1602002, 3204004, 6408008, 12816016, 13617017, 27234034, 54468068, 108936136, 217872272]

約数ペア:

[(1, 217872272), (2, 108936136), (4, 54468068), (8, 27234034), (16, 13617017), (17, 12816016), (34, 6408008), (68, 3204004), (136, 1602002), (272, 801001)]