221738049

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{877}}^1\times {\mathrm{2161}}^1$

素因数の和:3057

約数の個数: 24

約数和(自身を含む): 345478952

約数和(自身を除く): 123740903

約数列:

[1, 3, 9, 13, 39, 117, 877, 2161, 2631, 6483, 7893, 11401, 19449, 28093, 34203, 84279, 102609, 252837, 1895197, 5685591, 17056773, 24637561, 73912683, 221738049]

約数ペア:

[(1, 221738049), (3, 73912683), (9, 24637561), (13, 17056773), (39, 5685591), (117, 1895197), (877, 252837), (2161, 102609), (2631, 84279), (6483, 34203), (7893, 28093), (11401, 19449)]