664354418

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{192121}}^1$

素因数の和:192162

約数の個数: 32

約数和(自身を含む): 1291059840

約数和(自身を除く): 626705422

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 192121, 384242, 1344847, 2497573, 2689694, 3650299, 4995146, 7300598, 17483011, 25552093, 34966022, 47453887, 51104186, 94907774, 332177209, 664354418]

約数ペア:

[(1, 664354418), (2, 332177209), (7, 94907774), (13, 51104186), (14, 47453887), (19, 34966022), (26, 25552093), (38, 17483011), (91, 7300598), (133, 4995146), (182, 3650299), (247, 2689694), (266, 2497573), (494, 1344847), (1729, 384242), (3458, 192121)]