12106215

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{661}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 23546016

約数和(自身を除く): 11439801

約数列:

[1, 3, 5, 9, 11, 15, 33, 37, 45, 55, 99, 111, 165, 185, 333, 407, 495, 555, 661, 1221, 1665, 1983, 2035, 3305, 3663, 5949, 6105, 7271, 9915, 18315, 21813, 24457, 29745, 36355, 65439, 73371, 109065, 122285, 220113, 269027, 327195, 366855, 807081, 1100565, 1345135, 2421243, 4035405, 12106215]

約数ペア:

[(1, 12106215), (3, 4035405), (5, 2421243), (9, 1345135), (11, 1100565), (15, 807081), (33, 366855), (37, 327195), (45, 269027), (55, 220113), (99, 122285), (111, 109065), (165, 73371), (185, 65439), (333, 36355), (407, 29745), (495, 24457), (555, 21813), (661, 18315), (1221, 9915), (1665, 7271), (1983, 6105), (2035, 5949), (3305, 3663)]