205040703

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{2389}}^1$

素因数の和:2527

約数の個数: 32

約数和(自身を含む): 322439680

約数和(自身を除く): 117398977

約数列:

[1, 3, 7, 21, 61, 67, 183, 201, 427, 469, 1281, 1407, 2389, 4087, 7167, 12261, 16723, 28609, 50169, 85827, 145729, 160063, 437187, 480189, 1020103, 1120441, 3060309, 3361323, 9763843, 29291529, 68346901, 205040703]

約数ペア:

[(1, 205040703), (3, 68346901), (7, 29291529), (21, 9763843), (61, 3361323), (67, 3060309), (183, 1120441), (201, 1020103), (427, 480189), (469, 437187), (1281, 160063), (1407, 145729), (2389, 85827), (4087, 50169), (7167, 28609), (12261, 16723)]