723278530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{23279}}^1$

素因数の和:23538

約数の個数: 32

約数和(自身を含む): 1407974400

約数和(自身を除く): 684695870

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 239, 478, 1195, 2390, 3107, 6214, 15535, 23279, 31070, 46558, 116395, 232790, 302627, 605254, 1513135, 3026270, 5563681, 11127362, 27818405, 55636810, 72327853, 144655706, 361639265, 723278530]

約数ペア:

[(1, 723278530), (2, 361639265), (5, 144655706), (10, 72327853), (13, 55636810), (26, 27818405), (65, 11127362), (130, 5563681), (239, 3026270), (478, 1513135), (1195, 605254), (2390, 302627), (3107, 232790), (6214, 116395), (15535, 46558), (23279, 31070)]