12012819

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{557}}^1$

素因数の和:659

約数の個数: 32

約数和(自身を含む): 19998720

約数和(自身を除く): 7985901

約数列:

[1, 3, 7, 13, 21, 39, 79, 91, 237, 273, 553, 557, 1027, 1659, 1671, 3081, 3899, 7189, 7241, 11697, 21567, 21723, 44003, 50687, 132009, 152061, 308021, 572039, 924063, 1716117, 4004273, 12012819]

約数ペア:

[(1, 12012819), (3, 4004273), (7, 1716117), (13, 924063), (21, 572039), (39, 308021), (79, 152061), (91, 132009), (237, 50687), (273, 44003), (553, 21723), (557, 21567), (1027, 11697), (1659, 7241), (1671, 7189), (3081, 3899)]