18356325

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{281}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 33289536

約数和(自身を除く): 14933211

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 67, 75, 195, 201, 281, 325, 335, 843, 871, 975, 1005, 1405, 1675, 2613, 3653, 4215, 4355, 5025, 7025, 10959, 13065, 18265, 18827, 21075, 21775, 54795, 56481, 65325, 91325, 94135, 244751, 273975, 282405, 470675, 734253, 1223755, 1412025, 3671265, 6118775, 18356325]

約数ペア:

[(1, 18356325), (3, 6118775), (5, 3671265), (13, 1412025), (15, 1223755), (25, 734253), (39, 470675), (65, 282405), (67, 273975), (75, 244751), (195, 94135), (201, 91325), (281, 65325), (325, 56481), (335, 54795), (843, 21775), (871, 21075), (975, 18827), (1005, 18265), (1405, 13065), (1675, 10959), (2613, 7025), (3653, 5025), (4215, 4355)]