31216419

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{7211}}^1$

素因数の和:7267

約数の個数: 24

約数和(自身を含む): 49878192

約数和(自身を除く): 18661773

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 481, 1443, 4329, 7211, 21633, 64899, 93743, 266807, 281229, 800421, 843687, 2401263, 3468491, 10405473, 31216419]

約数ペア:

[(1, 31216419), (3, 10405473), (9, 3468491), (13, 2401263), (37, 843687), (39, 800421), (111, 281229), (117, 266807), (333, 93743), (481, 64899), (1443, 21633), (4329, 7211)]