42427245

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{3923}}^1$

素因数の和:4041

約数の個数: 32

約数和(自身を含む): 78354432

約数和(自身を除く): 35927187

約数列:

[1, 3, 5, 7, 15, 21, 35, 103, 105, 309, 515, 721, 1545, 2163, 3605, 3923, 10815, 11769, 19615, 27461, 58845, 82383, 137305, 404069, 411915, 1212207, 2020345, 2828483, 6061035, 8485449, 14142415, 42427245]

約数ペア:

[(1, 42427245), (3, 14142415), (5, 8485449), (7, 6061035), (15, 2828483), (21, 2020345), (35, 1212207), (103, 411915), (105, 404069), (309, 137305), (515, 82383), (721, 58845), (1545, 27461), (2163, 19615), (3605, 11769), (3923, 10815)]