67205721

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{13487}}^1$

素因数の和:13652

約数の個数: 16

約数和(自身を含む): 98408448

約数和(自身を除く): 31202727

約数列:

[1, 3, 11, 33, 151, 453, 1661, 4983, 13487, 40461, 148357, 445071, 2036537, 6109611, 22401907, 67205721]

約数ペア:

[(1, 67205721), (3, 22401907), (11, 6109611), (33, 2036537), (151, 445071), (453, 148357), (1661, 40461), (4983, 13487)]