90172271

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{3919}}^1$

素因数の和:4118

約数の個数: 16

約数和(自身を含む): 109132800

約数和(自身を除く): 18960529

約数列:

[1, 7, 19, 133, 173, 1211, 3287, 3919, 23009, 27433, 74461, 521227, 677987, 4745909, 12881753, 90172271]

約数ペア:

[(1, 90172271), (7, 12881753), (19, 4745909), (133, 677987), (173, 521227), (1211, 74461), (3287, 27433), (3919, 23009)]