129308642

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{24481}}^1$

素因数の和:24641

約数の個数: 16

約数和(自身を含む): 205648800

約数和(自身を除く): 76340158

約数列:

[1, 2, 19, 38, 139, 278, 2641, 5282, 24481, 48962, 465139, 930278, 3402859, 6805718, 64654321, 129308642]

約数ペア:

[(1, 129308642), (2, 64654321), (19, 6805718), (38, 3402859), (139, 930278), (278, 465139), (2641, 48962), (5282, 24481)]