231931323

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{827}}^1$

素因数の和:913

約数の個数: 64

約数和(自身を含む): 400619520

約数和(自身を除く): 168688197

約数列:

[1, 3, 9, 13, 17, 27, 39, 47, 51, 117, 141, 153, 221, 351, 423, 459, 611, 663, 799, 827, 1269, 1833, 1989, 2397, 2481, 5499, 5967, 7191, 7443, 10387, 10751, 14059, 16497, 21573, 22329, 31161, 32253, 38869, 42177, 93483, 96759, 116607, 126531, 182767, 280449, 290277, 349821, 379593, 505297, 548301, 660773, 1049463, 1515891, 1644903, 1982319, 4547673, 4934709, 5946957, 8590049, 13643019, 17840871, 25770147, 77310441, 231931323]

約数ペア:

[(1, 231931323), (3, 77310441), (9, 25770147), (13, 17840871), (17, 13643019), (27, 8590049), (39, 5946957), (47, 4934709), (51, 4547673), (117, 1982319), (141, 1644903), (153, 1515891), (221, 1049463), (351, 660773), (423, 548301), (459, 505297), (611, 379593), (663, 349821), (799, 290277), (827, 280449), (1269, 182767), (1833, 126531), (1989, 116607), (2397, 96759), (2481, 93483), (5499, 42177), (5967, 38869), (7191, 32253), (7443, 31161), (10387, 22329), (10751, 21573), (14059, 16497)]