251281857

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{743}}^1\times {\mathrm{1427}}^1$

素因数の和:2252

約数の個数: 16

約数和(自身を含む): 339978240

約数和(自身を除く): 88696383

約数列:

[1, 3, 79, 237, 743, 1427, 2229, 4281, 58697, 112733, 176091, 338199, 1060261, 3180783, 83760619, 251281857]

約数ペア:

[(1, 251281857), (3, 83760619), (79, 3180783), (237, 1060261), (743, 338199), (1427, 176091), (2229, 112733), (4281, 58697)]