28521584

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1031}}^1$

素因数の和:1078

約数の個数: 80

約数和(自身を含む): 71662080

約数和(自身を除く): 43140496

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 38, 52, 56, 76, 91, 104, 112, 133, 152, 182, 208, 247, 266, 304, 364, 494, 532, 728, 988, 1031, 1064, 1456, 1729, 1976, 2062, 2128, 3458, 3952, 4124, 6916, 7217, 8248, 13403, 13832, 14434, 16496, 19589, 26806, 27664, 28868, 39178, 53612, 57736, 78356, 93821, 107224, 115472, 137123, 156712, 187642, 214448, 254657, 274246, 313424, 375284, 509314, 548492, 750568, 1018628, 1096984, 1501136, 1782599, 2037256, 2193968, 3565198, 4074512, 7130396, 14260792, 28521584]

約数ペア:

[(1, 28521584), (2, 14260792), (4, 7130396), (7, 4074512), (8, 3565198), (13, 2193968), (14, 2037256), (16, 1782599), (19, 1501136), (26, 1096984), (28, 1018628), (38, 750568), (52, 548492), (56, 509314), (76, 375284), (91, 313424), (104, 274246), (112, 254657), (133, 214448), (152, 187642), (182, 156712), (208, 137123), (247, 115472), (266, 107224), (304, 93821), (364, 78356), (494, 57736), (532, 53612), (728, 39178), (988, 28868), (1031, 27664), (1064, 26806), (1456, 19589), (1729, 16496), (1976, 14434), (2062, 13832), (2128, 13403), (3458, 8248), (3952, 7217), (4124, 6916)]