219617566

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{2437}}^1$

素因数の和:2644

約数の個数: 32

約数和(自身を含む): 388285632

約数和(自身を除く): 168668066

約数列:

[1, 2, 7, 14, 41, 82, 157, 287, 314, 574, 1099, 2198, 2437, 4874, 6437, 12874, 17059, 34118, 45059, 90118, 99917, 199834, 382609, 699419, 765218, 1398838, 2678263, 5356526, 15686969, 31373938, 109808783, 219617566]

約数ペア:

[(1, 219617566), (2, 109808783), (7, 31373938), (14, 15686969), (41, 5356526), (82, 2678263), (157, 1398838), (287, 765218), (314, 699419), (574, 382609), (1099, 199834), (2198, 99917), (2437, 90118), (4874, 45059), (6437, 34118), (12874, 17059)]