31354635

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{6991}}^1$

素因数の和:7035

約数の個数: 32

約数和(自身を含む): 56383488

約数和(自身を除く): 25028853

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 897, 1495, 4485, 6991, 20973, 34955, 90883, 104865, 160793, 272649, 454415, 482379, 803965, 1363245, 2090309, 2411895, 6270927, 10451545, 31354635]

約数ペア:

[(1, 31354635), (3, 10451545), (5, 6270927), (13, 2411895), (15, 2090309), (23, 1363245), (39, 803965), (65, 482379), (69, 454415), (115, 272649), (195, 160793), (299, 104865), (345, 90883), (897, 34955), (1495, 20973), (4485, 6991)]