38181205

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{691}}^1$

素因数の和:996

約数の個数: 16

約数和(自身を含む): 47133504

約数和(自身を除く): 8952299

約数列:

[1, 5, 43, 215, 257, 691, 1285, 3455, 11051, 29713, 55255, 148565, 177587, 887935, 7636241, 38181205]

約数ペア:

[(1, 38181205), (5, 7636241), (43, 887935), (215, 177587), (257, 148565), (691, 55255), (1285, 29713), (3455, 11051)]