28415415

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{15919}}^1$

素因数の和:15951

約数の個数: 32

約数和(自身を含む): 55019520

約数和(自身を除く): 26604105

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1785, 15919, 47757, 79595, 111433, 238785, 270623, 334299, 557165, 811869, 1353115, 1671495, 1894361, 4059345, 5683083, 9471805, 28415415]

約数ペア:

[(1, 28415415), (3, 9471805), (5, 5683083), (7, 4059345), (15, 1894361), (17, 1671495), (21, 1353115), (35, 811869), (51, 557165), (85, 334299), (105, 270623), (119, 238785), (255, 111433), (357, 79595), (595, 47757), (1785, 15919)]