19550727

素因数分解:

$3^4\times 7^1\times {\mathrm{29}}^2\times {\mathrm{41}}^1$

素因数の和:118

約数の個数: 60

約数和(自身を含む): 35411376

約数和(自身を除く): 15860649

約数列:

[1, 3, 7, 9, 21, 27, 29, 41, 63, 81, 87, 123, 189, 203, 261, 287, 369, 567, 609, 783, 841, 861, 1107, 1189, 1827, 2349, 2523, 2583, 3321, 3567, 5481, 5887, 7569, 7749, 8323, 10701, 16443, 17661, 22707, 23247, 24969, 32103, 34481, 52983, 68121, 74907, 96309, 103443, 158949, 224721, 241367, 310329, 476847, 674163, 724101, 930987, 2172303, 2792961, 6516909, 19550727]

約数ペア:

[(1, 19550727), (3, 6516909), (7, 2792961), (9, 2172303), (21, 930987), (27, 724101), (29, 674163), (41, 476847), (63, 310329), (81, 241367), (87, 224721), (123, 158949), (189, 103443), (203, 96309), (261, 74907), (287, 68121), (369, 52983), (567, 34481), (609, 32103), (783, 24969), (841, 23247), (861, 22707), (1107, 17661), (1189, 16443), (1827, 10701), (2349, 8323), (2523, 7749), (2583, 7569), (3321, 5887), (3567, 5481)]