201978063

素因数分解:

$3^3\times 7^1\times {\mathrm{59}}^2\times {\mathrm{307}}^1$

素因数の和:441

約数の個数: 48

約数和(自身を含む): 349000960

約数和(自身を除く): 147022897

約数列:

[1, 3, 7, 9, 21, 27, 59, 63, 177, 189, 307, 413, 531, 921, 1239, 1593, 2149, 2763, 3481, 3717, 6447, 8289, 10443, 11151, 18113, 19341, 24367, 31329, 54339, 58023, 73101, 93987, 126791, 163017, 219303, 380373, 489051, 657909, 1068667, 1141119, 3206001, 3423357, 7480669, 9618003, 22442007, 28854009, 67326021, 201978063]

約数ペア:

[(1, 201978063), (3, 67326021), (7, 28854009), (9, 22442007), (21, 9618003), (27, 7480669), (59, 3423357), (63, 3206001), (177, 1141119), (189, 1068667), (307, 657909), (413, 489051), (531, 380373), (921, 219303), (1239, 163017), (1593, 126791), (2149, 93987), (2763, 73101), (3481, 58023), (3717, 54339), (6447, 31329), (8289, 24367), (10443, 19341), (11151, 18113)]