79571947

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{421}}^1$

素因数の和:539

約数の個数: 32

約数和(自身を含む): 102846464

約数和(自身を除く): 23274517

約数列:

[1, 7, 13, 31, 67, 91, 217, 403, 421, 469, 871, 2077, 2821, 2947, 5473, 6097, 13051, 14539, 27001, 28207, 38311, 91357, 169663, 189007, 197449, 366691, 874417, 1187641, 2566837, 6120919, 11367421, 79571947]

約数ペア:

[(1, 79571947), (7, 11367421), (13, 6120919), (31, 2566837), (67, 1187641), (91, 874417), (217, 366691), (403, 197449), (421, 189007), (469, 169663), (871, 91357), (2077, 38311), (2821, 28207), (2947, 27001), (5473, 14539), (6097, 13051)]