23018255

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{563}}^1$

素因数の和:635

約数の個数: 32

約数和(自身を含む): 32405184

約数和(自身を除く): 9386929

約数列:

[1, 5, 13, 17, 37, 65, 85, 185, 221, 481, 563, 629, 1105, 2405, 2815, 3145, 7319, 8177, 9571, 20831, 36595, 40885, 47855, 104155, 124423, 270803, 354127, 622115, 1354015, 1770635, 4603651, 23018255]

約数ペア:

[(1, 23018255), (5, 4603651), (13, 1770635), (17, 1354015), (37, 622115), (65, 354127), (85, 270803), (185, 124423), (221, 104155), (481, 47855), (563, 40885), (629, 36595), (1105, 20831), (2405, 9571), (2815, 8177), (3145, 7319)]