218590938

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{199081}}^1$

素因数の和:199150

約数の個数: 24

約数和(自身を含む): 481380276

約数和(自身を除く): 262789338

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 183, 366, 549, 1098, 199081, 398162, 597243, 1194486, 1791729, 3583458, 12143941, 24287882, 36431823, 72863646, 109295469, 218590938]

約数ペア:

[(1, 218590938), (2, 109295469), (3, 72863646), (6, 36431823), (9, 24287882), (18, 12143941), (61, 3583458), (122, 1791729), (183, 1194486), (366, 597243), (549, 398162), (1098, 199081)]