16868025

素因数分解:

$3^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{1229}}^1$

素因数の和:1306

約数の個数: 36

約数和(自身を含む): 30732780

約数和(自身を除く): 13864755

約数列:

[1, 3, 5, 9, 15, 25, 45, 61, 75, 183, 225, 305, 549, 915, 1229, 1525, 2745, 3687, 4575, 6145, 11061, 13725, 18435, 30725, 55305, 74969, 92175, 224907, 276525, 374845, 674721, 1124535, 1874225, 3373605, 5622675, 16868025]

約数ペア:

[(1, 16868025), (3, 5622675), (5, 3373605), (9, 1874225), (15, 1124535), (25, 674721), (45, 374845), (61, 276525), (75, 224907), (183, 92175), (225, 74969), (305, 55305), (549, 30725), (915, 18435), (1229, 13725), (1525, 11061), (2745, 6145), (3687, 4575)]