42402395

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{9109}}^1$

素因数の和:9147

約数の個数: 24

約数和(自身を含む): 62312400

約数和(自身を除く): 19910005

約数列:

[1, 5, 7, 19, 35, 49, 95, 133, 245, 665, 931, 4655, 9109, 45545, 63763, 173071, 318815, 446341, 865355, 1211497, 2231705, 6057485, 8480479, 42402395]

約数ペア:

[(1, 42402395), (5, 8480479), (7, 6057485), (19, 2231705), (35, 1211497), (49, 865355), (95, 446341), (133, 318815), (245, 173071), (665, 63763), (931, 45545), (4655, 9109)]