278121313

素因数分解:

${\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1\times {\mathrm{1097}}^1$

素因数の和:1344

約数の個数: 16

約数和(自身を含む): 296407296

約数和(自身を除く): 18285983

約数列:

[1, 23, 73, 151, 1097, 1679, 3473, 11023, 25231, 80081, 165647, 253529, 1841863, 3809881, 12092231, 278121313]

約数ペア:

[(1, 278121313), (23, 12092231), (73, 3809881), (151, 1841863), (1097, 253529), (1679, 165647), (3473, 80081), (11023, 25231)]