13219725

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{9277}}^1$

素因数の和:9309

約数の個数: 24

約数和(自身を含む): 23009440

約数和(自身を除く): 9789715

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 285, 475, 1425, 9277, 27831, 46385, 139155, 176263, 231925, 528789, 695775, 881315, 2643945, 4406575, 13219725]

約数ペア:

[(1, 13219725), (3, 4406575), (5, 2643945), (15, 881315), (19, 695775), (25, 528789), (57, 231925), (75, 176263), (95, 139155), (285, 46385), (475, 27831), (1425, 9277)]