3480421

素因数分解:

$7^3\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:233

約数の個数: 16

約数和(自身を含む): 4144000

約数和(自身を除く): 663579

約数列:

[1, 7, 49, 73, 139, 343, 511, 973, 3577, 6811, 10147, 25039, 47677, 71029, 497203, 3480421]

約数ペア:

[(1, 3480421), (7, 497203), (49, 71029), (73, 47677), (139, 25039), (343, 10147), (511, 6811), (973, 3577)]