1961566137

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:303

約数の個数: 96

約数和(自身を含む): 3228625920

約数和(自身を除く): 1267059783

約数列:

[1, 3, 9, 19, 31, 37, 57, 73, 93, 111, 137, 171, 219, 279, 333, 411, 589, 657, 703, 1147, 1233, 1387, 1767, 2109, 2263, 2603, 2701, 3441, 4161, 4247, 5069, 5301, 6327, 6789, 7809, 8103, 10001, 10323, 12483, 12741, 15207, 20367, 21793, 23427, 24309, 30003, 38223, 42997, 45621, 51319, 65379, 80693, 83731, 90009, 96311, 128991, 153957, 157139, 190019, 196137, 242079, 251193, 288933, 310031, 370037, 386973, 461871, 471417, 570057, 726237, 753579, 866799, 930093, 1110111, 1414251, 1590889, 1710171, 2790279, 2985641, 3330333, 4772667, 5890589, 7030703, 8956923, 11471147, 14318001, 17671767, 21092109, 26870769, 34413441, 53015301, 63276327, 103240323, 217951793, 653855379, 1961566137]

約数ペア:

[(1, 1961566137), (3, 653855379), (9, 217951793), (19, 103240323), (31, 63276327), (37, 53015301), (57, 34413441), (73, 26870769), (93, 21092109), (111, 17671767), (137, 14318001), (171, 11471147), (219, 8956923), (279, 7030703), (333, 5890589), (411, 4772667), (589, 3330333), (657, 2985641), (703, 2790279), (1147, 1710171), (1233, 1590889), (1387, 1414251), (1767, 1110111), (2109, 930093), (2263, 866799), (2603, 753579), (2701, 726237), (3441, 570057), (4161, 471417), (4247, 461871), (5069, 386973), (5301, 370037), (6327, 310031), (6789, 288933), (7809, 251193), (8103, 242079), (10001, 196137), (10323, 190019), (12483, 157139), (12741, 153957), (15207, 128991), (20367, 96311), (21793, 90009), (23427, 83731), (24309, 80693), (30003, 65379), (38223, 51319), (42997, 45621)]