213391503

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{1061}}^1$

素因数の和:1277

約数の個数: 40

約数和(自身を含む): 345413376

約数和(自身を除く): 132021873

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 191, 351, 573, 1053, 1061, 1719, 2483, 3183, 5157, 7449, 9549, 13793, 15471, 22347, 28647, 41379, 67041, 85941, 124137, 201123, 202651, 372411, 607953, 1117233, 1823859, 2634463, 5471577, 7903389, 16414731, 23710167, 71130501, 213391503]

約数ペア:

[(1, 213391503), (3, 71130501), (9, 23710167), (13, 16414731), (27, 7903389), (39, 5471577), (81, 2634463), (117, 1823859), (191, 1117233), (351, 607953), (573, 372411), (1053, 202651), (1061, 201123), (1719, 124137), (2483, 85941), (3183, 67041), (5157, 41379), (7449, 28647), (9549, 22347), (13793, 15471)]