12948990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{653}}^1\times {\mathrm{661}}^1$

素因数の和:1324

約数の個数: 32

約数和(自身を含む): 31172256

約数和(自身を除く): 18223266

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 653, 661, 1306, 1322, 1959, 1983, 3265, 3305, 3918, 3966, 6530, 6610, 9795, 9915, 19590, 19830, 431633, 863266, 1294899, 2158165, 2589798, 4316330, 6474495, 12948990]

約数ペア:

[(1, 12948990), (2, 6474495), (3, 4316330), (5, 2589798), (6, 2158165), (10, 1294899), (15, 863266), (30, 431633), (653, 19830), (661, 19590), (1306, 9915), (1322, 9795), (1959, 6610), (1983, 6530), (3265, 3966), (3305, 3918)]