921878568

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{984913}}^1$

素因数の和:984938

約数の個数: 48

約数和(自身を含む): 2688815220

約数和(自身を除く): 1766936652

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 984913, 1969826, 2954739, 3939652, 5909478, 7879304, 8864217, 11818956, 12803869, 17728434, 23637912, 25607738, 35456868, 38411607, 51215476, 70913736, 76823214, 102430952, 115234821, 153646428, 230469642, 307292856, 460939284, 921878568]

約数ペア:

[(1, 921878568), (2, 460939284), (3, 307292856), (4, 230469642), (6, 153646428), (8, 115234821), (9, 102430952), (12, 76823214), (13, 70913736), (18, 51215476), (24, 38411607), (26, 35456868), (36, 25607738), (39, 23637912), (52, 17728434), (72, 12803869), (78, 11818956), (104, 8864217), (117, 7879304), (156, 5909478), (234, 3939652), (312, 2954739), (468, 1969826), (936, 984913)]