31328865

素因数分解:

$3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{10391}}^1$

素因数の和:10469

約数の個数: 24

約数和(自身を含む): 55119168

約数和(自身を除く): 23790303

約数列:

[1, 3, 5, 9, 15, 45, 67, 201, 335, 603, 1005, 3015, 10391, 31173, 51955, 93519, 155865, 467595, 696197, 2088591, 3480985, 6265773, 10442955, 31328865]

約数ペア:

[(1, 31328865), (3, 10442955), (5, 6265773), (9, 3480985), (15, 2088591), (45, 696197), (67, 467595), (201, 155865), (335, 93519), (603, 51955), (1005, 31173), (3015, 10391)]