31668585

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{307}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 57228864

約数和(自身を除く): 25560279

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 307, 345, 529, 897, 921, 1495, 1535, 1587, 2645, 3991, 4485, 4605, 6877, 7061, 7935, 11973, 19955, 20631, 21183, 34385, 35305, 59865, 91793, 103155, 105915, 162403, 275379, 458965, 487209, 812015, 1376895, 2111239, 2436045, 6333717, 10556195, 31668585]

約数ペア:

[(1, 31668585), (3, 10556195), (5, 6333717), (13, 2436045), (15, 2111239), (23, 1376895), (39, 812015), (65, 487209), (69, 458965), (115, 275379), (195, 162403), (299, 105915), (307, 103155), (345, 91793), (529, 59865), (897, 35305), (921, 34385), (1495, 21183), (1535, 20631), (1587, 19955), (2645, 11973), (3991, 7935), (4485, 7061), (4605, 6877)]