19227525

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 34045440

約数和(自身を除く): 14817915

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 103, 131, 285, 309, 393, 475, 515, 655, 1425, 1545, 1957, 1965, 2489, 2575, 3275, 5871, 7467, 7725, 9785, 9825, 12445, 13493, 29355, 37335, 40479, 48925, 62225, 67465, 146775, 186675, 202395, 256367, 337325, 769101, 1011975, 1281835, 3845505, 6409175, 19227525]

約数ペア:

[(1, 19227525), (3, 6409175), (5, 3845505), (15, 1281835), (19, 1011975), (25, 769101), (57, 337325), (75, 256367), (95, 202395), (103, 186675), (131, 146775), (285, 67465), (309, 62225), (393, 48925), (475, 40479), (515, 37335), (655, 29355), (1425, 13493), (1545, 12445), (1957, 9825), (1965, 9785), (2489, 7725), (2575, 7467), (3275, 5871)]