9720045

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3541}}^1$

素因数の和:3613

約数の個数: 24

約数和(自身を含む): 17129112

約数和(自身を除く): 7409067

約数列:

[1, 3, 5, 9, 15, 45, 61, 183, 305, 549, 915, 2745, 3541, 10623, 17705, 31869, 53115, 159345, 216001, 648003, 1080005, 1944009, 3240015, 9720045]

約数ペア:

[(1, 9720045), (3, 3240015), (5, 1944009), (9, 1080005), (15, 648003), (45, 216001), (61, 159345), (183, 53115), (305, 31869), (549, 17705), (915, 10623), (2745, 3541)]