72549421

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{11503}}^1$

素因数の和:11580

約数の個数: 16

約数和(自身を含む): 89455104

約数和(自身を除く): 16905683

約数列:

[1, 7, 17, 53, 119, 371, 901, 6307, 11503, 80521, 195551, 609659, 1368857, 4267613, 10364203, 72549421]

約数ペア:

[(1, 72549421), (7, 10364203), (17, 4267613), (53, 1368857), (119, 609659), (371, 195551), (901, 80521), (6307, 11503)]