89907805

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{60139}}^1$

素因数の和:60180

約数の個数: 16

約数和(自身を含む): 121242240

約数和(自身を除く): 31334435

約数列:

[1, 5, 13, 23, 65, 115, 299, 1495, 60139, 300695, 781807, 1383197, 3909035, 6915985, 17981561, 89907805]

約数ペア:

[(1, 89907805), (5, 17981561), (13, 6915985), (23, 3909035), (65, 1383197), (115, 781807), (299, 300695), (1495, 60139)]