42091465

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{6287}}^1$

素因数の和:6408

約数の個数: 16

約数和(自身を含む): 54931968

約数和(自身を除く): 12840503

約数列:

[1, 5, 13, 65, 103, 515, 1339, 6287, 6695, 31435, 81731, 408655, 647561, 3237805, 8418293, 42091465]

約数ペア:

[(1, 42091465), (5, 8418293), (13, 3237805), (65, 647561), (103, 408655), (515, 81731), (1339, 31435), (6287, 6695)]