221520228

素因数分解:

$2^2\times 3^1\times {\mathrm{113}}^1\times {\mathrm{163363}}^1$

素因数の和:163483

約数の個数: 24

約数和(自身を含む): 521457888

約数和(自身を除く): 299937660

約数列:

[1, 2, 3, 4, 6, 12, 113, 226, 339, 452, 678, 1356, 163363, 326726, 490089, 653452, 980178, 1960356, 18460019, 36920038, 55380057, 73840076, 110760114, 221520228]

約数ペア:

[(1, 221520228), (2, 110760114), (3, 73840076), (4, 55380057), (6, 36920038), (12, 18460019), (113, 1960356), (226, 980178), (339, 653452), (452, 490089), (678, 326726), (1356, 163363)]