18887175

素因数分解:

$3^5\times 5^2\times {\mathrm{3109}}^1$

素因数の和:3134

約数の個数: 36

約数和(自身を含む): 35093240

約数和(自身を除く): 16206065

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 243, 405, 675, 1215, 2025, 3109, 6075, 9327, 15545, 27981, 46635, 77725, 83943, 139905, 233175, 251829, 419715, 699525, 755487, 1259145, 2098575, 3777435, 6295725, 18887175]

約数ペア:

[(1, 18887175), (3, 6295725), (5, 3777435), (9, 2098575), (15, 1259145), (25, 755487), (27, 699525), (45, 419715), (75, 251829), (81, 233175), (135, 139905), (225, 83943), (243, 77725), (405, 46635), (675, 27981), (1215, 15545), (2025, 9327), (3109, 6075)]