71970979

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:267

約数の個数: 24

約数和(自身を含む): 81702432

約数和(自身を除く): 9731453

約数列:

[1, 17, 23, 53, 151, 391, 529, 901, 1219, 2567, 3473, 8003, 8993, 20723, 28037, 59041, 79879, 136051, 184069, 476629, 1357943, 3129173, 4233587, 71970979]

約数ペア:

[(1, 71970979), (17, 4233587), (23, 3129173), (53, 1357943), (151, 476629), (391, 184069), (529, 136051), (901, 79879), (1219, 59041), (2567, 28037), (3473, 20723), (8003, 8993)]