42109142

素因数分解:

$2^1\times {\mathrm{137}}^1\times {\mathrm{313}}^1\times {\mathrm{491}}^1$

素因数の和:943

約数の個数: 16

約数和(自身を含む): 63958032

約数和(自身を除く): 21848890

約数列:

[1, 2, 137, 274, 313, 491, 626, 982, 42881, 67267, 85762, 134534, 153683, 307366, 21054571, 42109142]

約数ペア:

[(1, 42109142), (2, 21054571), (137, 307366), (274, 153683), (313, 134534), (491, 85762), (626, 67267), (982, 42881)]