80439142

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{249811}}^1$

素因数の和:249843

約数の個数: 16

約数和(自身を含む): 143891712

約数和(自身を除く): 63452570

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 249811, 499622, 1748677, 3497354, 5745653, 11491306, 40219571, 80439142]

約数ペア:

[(1, 80439142), (2, 40219571), (7, 11491306), (14, 5745653), (23, 3497354), (46, 1748677), (161, 499622), (322, 249811)]