77306859

素因数分解:

$3^3\times 7^2\times {\mathrm{71}}^1\times {\mathrm{823}}^1$

素因数の和:917

約数の個数: 48

約数和(自身を含む): 135267840

約数和(自身を除く): 57960981

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 71, 147, 189, 213, 441, 497, 639, 823, 1323, 1491, 1917, 2469, 3479, 4473, 5761, 7407, 10437, 13419, 17283, 22221, 31311, 40327, 51849, 58433, 93933, 120981, 155547, 175299, 362943, 409031, 525897, 1088829, 1227093, 1577691, 2863217, 3681279, 8589651, 11043837, 25768953, 77306859]

約数ペア:

[(1, 77306859), (3, 25768953), (7, 11043837), (9, 8589651), (21, 3681279), (27, 2863217), (49, 1577691), (63, 1227093), (71, 1088829), (147, 525897), (189, 409031), (213, 362943), (441, 175299), (497, 155547), (639, 120981), (823, 93933), (1323, 58433), (1491, 51849), (1917, 40327), (2469, 31311), (3479, 22221), (4473, 17283), (5761, 13419), (7407, 10437)]