280705470339

素因数分解:

$3^1\times 7^1\times {\mathrm{121951}}^1\times {\mathrm{109609}}^1$

素因数の和:231570

約数の個数: 16

約数和(自身を含む): 427749079040

約数和(自身を除く): 147043608701

約数列:

[1, 3, 7, 21, 109609, 121951, 328827, 365853, 767263, 853657, 2301789, 2560971, 13366927159, 40100781477, 93568490113, 280705470339]

約数ペア:

[(1, 280705470339), (3, 93568490113), (7, 40100781477), (21, 13366927159), (109609, 2560971), (121951, 2301789), (328827, 853657), (365853, 767263)]