222172004

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{349}}^1\times {\mathrm{2609}}^1$

素因数の和:3023

約数の個数: 24

約数和(自身を含む): 396459000

約数和(自身を除く): 174286996

約数列:

[1, 2, 4, 61, 122, 244, 349, 698, 1396, 2609, 5218, 10436, 21289, 42578, 85156, 159149, 318298, 636596, 910541, 1821082, 3642164, 55543001, 111086002, 222172004]

約数ペア:

[(1, 222172004), (2, 111086002), (4, 55543001), (61, 3642164), (122, 1821082), (244, 910541), (349, 636596), (698, 318298), (1396, 159149), (2609, 85156), (5218, 42578), (10436, 21289)]