203922621

素因数分解:

$3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{40973}}^1$

素因数の和:41065

約数の個数: 24

約数和(自身を含む): 340903680

約数和(自身を除く): 136981059

約数列:

[1, 3, 7, 9, 21, 63, 79, 237, 553, 711, 1659, 4977, 40973, 122919, 286811, 368757, 860433, 2581299, 3236867, 9710601, 22658069, 29131803, 67974207, 203922621]

約数ペア:

[(1, 203922621), (3, 67974207), (7, 29131803), (9, 22658069), (21, 9710601), (63, 3236867), (79, 2581299), (237, 860433), (553, 368757), (711, 286811), (1659, 122919), (4977, 40973)]