61389921

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{101}}^1\times {\mathrm{383}}^1$

素因数の和:533

約数の個数: 24

約数和(自身を含む): 86639616

約数和(自身を除く): 25249695

約数列:

[1, 3, 23, 69, 101, 303, 383, 529, 1149, 1587, 2323, 6969, 8809, 26427, 38683, 53429, 116049, 160287, 202607, 607821, 889709, 2669127, 20463307, 61389921]

約数ペア:

[(1, 61389921), (3, 20463307), (23, 2669127), (69, 889709), (101, 607821), (303, 202607), (383, 160287), (529, 116049), (1149, 53429), (1587, 38683), (2323, 26427), (6969, 8809)]