209228985

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{1033}}^1$

素因数の和:1694

約数の個数: 48

約数和(自身を含む): 415519104

約数和(自身を除く): 206290119

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 643, 1033, 1929, 3099, 3215, 4501, 5165, 5787, 7231, 9297, 9645, 13503, 15495, 21693, 22505, 28935, 36155, 40509, 46485, 65079, 67515, 108465, 202545, 325395, 664219, 1992657, 3321095, 4649533, 5977971, 9963285, 13948599, 23247665, 29889855, 41845797, 69742995, 209228985]

約数ペア:

[(1, 209228985), (3, 69742995), (5, 41845797), (7, 29889855), (9, 23247665), (15, 13948599), (21, 9963285), (35, 5977971), (45, 4649533), (63, 3321095), (105, 1992657), (315, 664219), (643, 325395), (1033, 202545), (1929, 108465), (3099, 67515), (3215, 65079), (4501, 46485), (5165, 40509), (5787, 36155), (7231, 28935), (9297, 22505), (9645, 21693), (13503, 15495)]