207408968

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{153409}}^1$

素因数の和:153441

約数の個数: 24

約数和(自身を含む): 421110450

約数和(自身を除く): 213701482

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 153409, 306818, 613636, 1227272, 1994317, 3988634, 7977268, 15954536, 25926121, 51852242, 103704484, 207408968]

約数ペア:

[(1, 207408968), (2, 103704484), (4, 51852242), (8, 25926121), (13, 15954536), (26, 7977268), (52, 3988634), (104, 1994317), (169, 1227272), (338, 613636), (676, 306818), (1352, 153409)]