221520996

素因数分解:

$2^2\times 3^2\times {\mathrm{6153361}}^1$

素因数の和:6153371

約数の個数: 18

約数和(自身を含む): 559955942

約数和(自身を除く): 338434946

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 6153361, 12306722, 18460083, 24613444, 36920166, 55380249, 73840332, 110760498, 221520996]

約数ペア:

[(1, 221520996), (2, 110760498), (3, 73840332), (4, 55380249), (6, 36920166), (9, 24613444), (12, 18460083), (18, 12306722), (36, 6153361)]