10988901

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 20112768

約数和(自身を除く): 9123867

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 101, 157, 231, 303, 471, 693, 707, 909, 1099, 1111, 1413, 1727, 2121, 3297, 3333, 5181, 6363, 7777, 9891, 9999, 12089, 15543, 15857, 23331, 36267, 47571, 69993, 108801, 110999, 142713, 174427, 332997, 523281, 998991, 1220989, 1569843, 3662967, 10988901]

約数ペア:

[(1, 10988901), (3, 3662967), (7, 1569843), (9, 1220989), (11, 998991), (21, 523281), (33, 332997), (63, 174427), (77, 142713), (99, 110999), (101, 108801), (157, 69993), (231, 47571), (303, 36267), (471, 23331), (693, 15857), (707, 15543), (909, 12089), (1099, 9999), (1111, 9891), (1413, 7777), (1727, 6363), (2121, 5181), (3297, 3333)]