71953947

素因数分解:

$3^3\times {\mathrm{13}}^3\times {\mathrm{1213}}^1$

素因数の和:1261

約数の個数: 32

約数和(自身を含む): 115572800

約数和(自身を除く): 43618853

約数列:

[1, 3, 9, 13, 27, 39, 117, 169, 351, 507, 1213, 1521, 2197, 3639, 4563, 6591, 10917, 15769, 19773, 32751, 47307, 59319, 141921, 204997, 425763, 614991, 1844973, 2664961, 5534919, 7994883, 23984649, 71953947]

約数ペア:

[(1, 71953947), (3, 23984649), (9, 7994883), (13, 5534919), (27, 2664961), (39, 1844973), (117, 614991), (169, 425763), (351, 204997), (507, 141921), (1213, 59319), (1521, 47307), (2197, 32751), (3639, 19773), (4563, 15769), (6591, 10917)]