31124775

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1217}}^1$

素因数の和:1272

約数の個数: 48

約数和(自身を含む): 57996288

約数和(自身を除く): 26871513

約数列:

[1, 3, 5, 11, 15, 25, 31, 33, 55, 75, 93, 155, 165, 275, 341, 465, 775, 825, 1023, 1217, 1705, 2325, 3651, 5115, 6085, 8525, 13387, 18255, 25575, 30425, 37727, 40161, 66935, 91275, 113181, 188635, 200805, 334675, 414997, 565905, 943175, 1004025, 1244991, 2074985, 2829525, 6224955, 10374925, 31124775]

約数ペア:

[(1, 31124775), (3, 10374925), (5, 6224955), (11, 2829525), (15, 2074985), (25, 1244991), (31, 1004025), (33, 943175), (55, 565905), (75, 414997), (93, 334675), (155, 200805), (165, 188635), (275, 113181), (341, 91275), (465, 66935), (775, 40161), (825, 37727), (1023, 30425), (1217, 25575), (1705, 18255), (2325, 13387), (3651, 8525), (5115, 6085)]