1217229

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{59}}^1$

素因数の和:121

約数の個数: 24

約数和(自身を含む): 1858080

約数和(自身を除く): 640851

約数列:

[1, 3, 13, 23, 39, 59, 69, 177, 299, 529, 767, 897, 1357, 1587, 2301, 4071, 6877, 17641, 20631, 31211, 52923, 93633, 405743, 1217229]

約数ペア:

[(1, 1217229), (3, 405743), (13, 93633), (23, 52923), (39, 31211), (59, 20631), (69, 17641), (177, 6877), (299, 4071), (529, 2301), (767, 1587), (897, 1357)]