81536700681

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{138571}}^1$

素因数の和:138667

約数の個数: 64

約数和(自身を含む): 134802841600

約数和(自身を除く): 53266140919

約数列:

[1, 3, 9, 19, 27, 31, 37, 57, 93, 111, 171, 279, 333, 513, 589, 703, 837, 999, 1147, 1767, 2109, 3441, 5301, 6327, 10323, 15903, 18981, 21793, 30969, 65379, 138571, 196137, 415713, 588411, 1247139, 2632849, 3741417, 4295701, 5127127, 7898547, 12887103, 15381381, 23695641, 38661309, 46144143, 71086923, 81618319, 97415413, 115983927, 138432429, 158940937, 244854957, 292246239, 476822811, 734564871, 876738717, 1430468433, 2203694613, 2630216151, 3019877803, 4291405299, 9059633409, 27178900227, 81536700681]

約数ペア:

[(1, 81536700681), (3, 27178900227), (9, 9059633409), (19, 4291405299), (27, 3019877803), (31, 2630216151), (37, 2203694613), (57, 1430468433), (93, 876738717), (111, 734564871), (171, 476822811), (279, 292246239), (333, 244854957), (513, 158940937), (589, 138432429), (703, 115983927), (837, 97415413), (999, 81618319), (1147, 71086923), (1767, 46144143), (2109, 38661309), (3441, 23695641), (5301, 15381381), (6327, 12887103), (10323, 7898547), (15903, 5127127), (18981, 4295701), (21793, 3741417), (30969, 2632849), (65379, 1247139), (138571, 588411), (196137, 415713)]