161923509

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:503

約数の個数: 64

約数和(自身を含む): 277094400

約数和(自身を除く): 115170891

約数列:

[1, 3, 9, 11, 27, 31, 33, 43, 93, 99, 129, 279, 297, 341, 387, 409, 473, 837, 1023, 1161, 1227, 1333, 1419, 3069, 3681, 3999, 4257, 4499, 9207, 11043, 11997, 12679, 12771, 13497, 14663, 17587, 35991, 38037, 40491, 43989, 52761, 114111, 121473, 131967, 139469, 158283, 193457, 342333, 395901, 418407, 474849, 545197, 580371, 1255221, 1635591, 1741113, 3765663, 4906773, 5223339, 5997167, 14720319, 17991501, 53974503, 161923509]

約数ペア:

[(1, 161923509), (3, 53974503), (9, 17991501), (11, 14720319), (27, 5997167), (31, 5223339), (33, 4906773), (43, 3765663), (93, 1741113), (99, 1635591), (129, 1255221), (279, 580371), (297, 545197), (341, 474849), (387, 418407), (409, 395901), (473, 342333), (837, 193457), (1023, 158283), (1161, 139469), (1227, 131967), (1333, 121473), (1419, 114111), (3069, 52761), (3681, 43989), (3999, 40491), (4257, 38037), (4499, 35991), (9207, 17587), (11043, 14663), (11997, 13497), (12679, 12771)]