90989821

素因数分解:

${\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1\times {\mathrm{409}}^1$

素因数の和:688

約数の個数: 16

約数和(自身を含む): 99761200

約数和(自身を除く): 8771379

約数列:

[1, 13, 109, 157, 409, 1417, 2041, 5317, 17113, 44581, 64213, 222469, 579553, 834769, 6999217, 90989821]

約数ペア:

[(1, 90989821), (13, 6999217), (109, 834769), (157, 579553), (409, 222469), (1417, 64213), (2041, 44581), (5317, 17113)]