30721678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{14957}}^1$

素因数の和:15051

約数の個数: 16

約数和(自身を含む): 50258880

約数和(自身を除く): 19537202

約数列:

[1, 2, 13, 26, 79, 158, 1027, 2054, 14957, 29914, 194441, 388882, 1181603, 2363206, 15360839, 30721678]

約数ペア:

[(1, 30721678), (2, 15360839), (13, 2363206), (26, 1181603), (79, 388882), (158, 194441), (1027, 29914), (2054, 14957)]