291550064

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1401683}}^1$

素因数の和:1401704

約数の個数: 20

約数和(自身を含む): 608330856

約数和(自身を除く): 316780792

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1401683, 2803366, 5606732, 11213464, 18221879, 22426928, 36443758, 72887516, 145775032, 291550064]

約数ペア:

[(1, 291550064), (2, 145775032), (4, 72887516), (8, 36443758), (13, 22426928), (16, 18221879), (26, 11213464), (52, 5606732), (104, 2803366), (208, 1401683)]