72949191

素因数分解:

$3^1\times 7^2\times {\mathrm{487}}^1\times {\mathrm{1019}}^1$

素因数の和:1523

約数の個数: 24

約数和(自身を含む): 113489280

約数和(自身を除く): 40540089

約数列:

[1, 3, 7, 21, 49, 147, 487, 1019, 1461, 3057, 3409, 7133, 10227, 21399, 23863, 49931, 71589, 149793, 496253, 1488759, 3473771, 10421313, 24316397, 72949191]

約数ペア:

[(1, 72949191), (3, 24316397), (7, 10421313), (21, 3473771), (49, 1488759), (147, 496253), (487, 149793), (1019, 71589), (1461, 49931), (3057, 23863), (3409, 21399), (7133, 10227)]