201788757

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:358

約数の個数: 48

約数和(自身を含む): 313513200

約数和(自身を除く): 111724443

約数列:

[1, 3, 9, 29, 41, 87, 109, 123, 173, 261, 327, 369, 519, 981, 1189, 1557, 3161, 3567, 4469, 5017, 7093, 9483, 10701, 13407, 15051, 18857, 21279, 28449, 40221, 45153, 56571, 63837, 129601, 169713, 205697, 388803, 546853, 617091, 773137, 1166409, 1640559, 1851273, 2319411, 4921677, 6958233, 22420973, 67262919, 201788757]

約数ペア:

[(1, 201788757), (3, 67262919), (9, 22420973), (29, 6958233), (41, 4921677), (87, 2319411), (109, 1851273), (123, 1640559), (173, 1166409), (261, 773137), (327, 617091), (369, 546853), (519, 388803), (981, 205697), (1189, 169713), (1557, 129601), (3161, 63837), (3567, 56571), (4469, 45153), (5017, 40221), (7093, 28449), (9483, 21279), (10701, 18857), (13407, 15051)]