358971990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{920441}}^1$

素因数の和:920464

約数の個数: 32

約数和(自身を含む): 927805536

約数和(自身を除く): 568833546

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 920441, 1840882, 2761323, 4602205, 5522646, 9204410, 11965733, 13806615, 23931466, 27613230, 35897199, 59828665, 71794398, 119657330, 179485995, 358971990]

約数ペア:

[(1, 358971990), (2, 179485995), (3, 119657330), (5, 71794398), (6, 59828665), (10, 35897199), (13, 27613230), (15, 23931466), (26, 13806615), (30, 11965733), (39, 9204410), (65, 5522646), (78, 4602205), (130, 2761323), (195, 1840882), (390, 920441)]