253954

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:225

約数の個数: 16

約数和(自身を含む): 413280

約数和(自身を除く): 159326

約数列:

[1, 2, 19, 38, 41, 82, 163, 326, 779, 1558, 3097, 6194, 6683, 13366, 126977, 253954]

約数ペア:

[(1, 253954), (2, 126977), (19, 13366), (38, 6683), (41, 6194), (82, 3097), (163, 1558), (326, 779)]