12355245

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{643}}^1$

素因数の和:722

約数の個数: 48

約数和(自身を含む): 24915072

約数和(自身を除く): 12559827

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 61, 63, 105, 183, 305, 315, 427, 549, 643, 915, 1281, 1929, 2135, 2745, 3215, 3843, 4501, 5787, 6405, 9645, 13503, 19215, 22505, 28935, 39223, 40509, 67515, 117669, 196115, 202545, 274561, 353007, 588345, 823683, 1372805, 1765035, 2471049, 4118415, 12355245]

約数ペア:

[(1, 12355245), (3, 4118415), (5, 2471049), (7, 1765035), (9, 1372805), (15, 823683), (21, 588345), (35, 353007), (45, 274561), (61, 202545), (63, 196115), (105, 117669), (183, 67515), (305, 40509), (315, 39223), (427, 28935), (549, 22505), (643, 19215), (915, 13503), (1281, 9645), (1929, 6405), (2135, 5787), (2745, 4501), (3215, 3843)]