15119725

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:397

約数の個数: 24

約数和(自身を含む): 19964000

約数和(自身を除く): 4844275

約数列:

[1, 5, 19, 25, 95, 139, 229, 475, 695, 1145, 2641, 3475, 4351, 5725, 13205, 21755, 31831, 66025, 108775, 159155, 604789, 795775, 3023945, 15119725]

約数ペア:

[(1, 15119725), (5, 3023945), (19, 795775), (25, 604789), (95, 159155), (139, 108775), (229, 66025), (475, 31831), (695, 21755), (1145, 13205), (2641, 5725), (3475, 4351)]