207412478

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1559}}^1$

素因数の和:1641

約数の個数: 64

約数和(自身を含む): 415134720

約数和(自身を除く): 207722242

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 43, 86, 91, 119, 182, 221, 238, 301, 442, 559, 602, 731, 1118, 1462, 1547, 1559, 3094, 3118, 3913, 5117, 7826, 9503, 10234, 10913, 19006, 20267, 21826, 26503, 40534, 53006, 66521, 67037, 133042, 134074, 141869, 185521, 283738, 344539, 371042, 469259, 689078, 871481, 938518, 1139629, 1742962, 2279258, 2411773, 4823546, 6100367, 7977403, 12200734, 14815177, 15954806, 29630354, 103706239, 207412478]

約数ペア:

[(1, 207412478), (2, 103706239), (7, 29630354), (13, 15954806), (14, 14815177), (17, 12200734), (26, 7977403), (34, 6100367), (43, 4823546), (86, 2411773), (91, 2279258), (119, 1742962), (182, 1139629), (221, 938518), (238, 871481), (301, 689078), (442, 469259), (559, 371042), (602, 344539), (731, 283738), (1118, 185521), (1462, 141869), (1547, 134074), (1559, 133042), (3094, 67037), (3118, 66521), (3913, 53006), (5117, 40534), (7826, 26503), (9503, 21826), (10234, 20267), (10913, 19006)]