42780753

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{191}}^1\times {\mathrm{607}}^1$

素因数の和:845

約数の個数: 24

約数和(自身を含む): 63737856

約数和(自身を除く): 20957103

約数列:

[1, 3, 9, 41, 123, 191, 369, 573, 607, 1719, 1821, 5463, 7831, 23493, 24887, 70479, 74661, 115937, 223983, 347811, 1043433, 4753417, 14260251, 42780753]

約数ペア:

[(1, 42780753), (3, 14260251), (9, 4753417), (41, 1043433), (123, 347811), (191, 223983), (369, 115937), (573, 74661), (607, 70479), (1719, 24887), (1821, 23493), (5463, 7831)]