69783021

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{997}}^1$

素因数の和:1122

約数の個数: 48

約数和(自身を含む): 127041408

約数和(自身を除く): 57258387

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 101, 231, 303, 693, 707, 909, 997, 1111, 2121, 2991, 3333, 6363, 6979, 7777, 8973, 9999, 10967, 20937, 23331, 32901, 62811, 69993, 76769, 98703, 100697, 230307, 302091, 690921, 704879, 906273, 1107667, 2114637, 3323001, 6343911, 7753669, 9969003, 23261007, 69783021]

約数ペア:

[(1, 69783021), (3, 23261007), (7, 9969003), (9, 7753669), (11, 6343911), (21, 3323001), (33, 2114637), (63, 1107667), (77, 906273), (99, 704879), (101, 690921), (231, 302091), (303, 230307), (693, 100697), (707, 98703), (909, 76769), (997, 69993), (1111, 62811), (2121, 32901), (2991, 23331), (3333, 20937), (6363, 10967), (6979, 9999), (7777, 8973)]