198777711

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:324

約数の個数: 48

約数和(自身を含む): 303980544

約数和(自身を除く): 105202833

約数列:

[1, 3, 11, 33, 47, 61, 121, 141, 183, 191, 363, 517, 573, 671, 1551, 2013, 2101, 2867, 5687, 6303, 7381, 8601, 8977, 11651, 17061, 22143, 23111, 26931, 31537, 34953, 69333, 94611, 98747, 128161, 296241, 346907, 384483, 547597, 1040721, 1086217, 1409771, 1642791, 3258651, 4229313, 6023567, 18070701, 66259237, 198777711]

約数ペア:

[(1, 198777711), (3, 66259237), (11, 18070701), (33, 6023567), (47, 4229313), (61, 3258651), (121, 1642791), (141, 1409771), (183, 1086217), (191, 1040721), (363, 547597), (517, 384483), (573, 346907), (671, 296241), (1551, 128161), (2013, 98747), (2101, 94611), (2867, 69333), (5687, 34953), (6303, 31537), (7381, 26931), (8601, 23111), (8977, 22143), (11651, 17061)]