42719229

素因数分解:

$3^2\times 7^2\times {\mathrm{157}}^1\times {\mathrm{617}}^1$

素因数の和:794

約数の個数: 36

約数和(自身を含む): 72354204

約数和(自身を除く): 29634975

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 157, 441, 471, 617, 1099, 1413, 1851, 3297, 4319, 5553, 7693, 9891, 12957, 23079, 30233, 38871, 69237, 90699, 96869, 272097, 290607, 678083, 871821, 2034249, 4746581, 6102747, 14239743, 42719229]

約数ペア:

[(1, 42719229), (3, 14239743), (7, 6102747), (9, 4746581), (21, 2034249), (49, 871821), (63, 678083), (147, 290607), (157, 272097), (441, 96869), (471, 90699), (617, 69237), (1099, 38871), (1413, 30233), (1851, 23079), (3297, 12957), (4319, 9891), (5553, 7693)]