71521190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{550163}}^1$

素因数の和:550183

約数の個数: 16

約数和(自身を含む): 138641328

約数和(自身を除く): 67120138

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 550163, 1100326, 2750815, 5501630, 7152119, 14304238, 35760595, 71521190]

約数ペア:

[(1, 71521190), (2, 35760595), (5, 14304238), (10, 7152119), (13, 5501630), (26, 2750815), (65, 1100326), (130, 550163)]