23721915

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1439}}^1$

素因数の和:1611

約数の個数: 32

約数和(自身を含む): 43683840

約数和(自身を除く): 19961925

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 157, 471, 785, 1099, 1439, 2355, 3297, 4317, 5495, 7195, 10073, 16485, 21585, 30219, 50365, 151095, 225923, 677769, 1129615, 1581461, 3388845, 4744383, 7907305, 23721915]

約数ペア:

[(1, 23721915), (3, 7907305), (5, 4744383), (7, 3388845), (15, 1581461), (21, 1129615), (35, 677769), (105, 225923), (157, 151095), (471, 50365), (785, 30219), (1099, 21585), (1439, 16485), (2355, 10073), (3297, 7195), (4317, 5495)]