201428223

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1\times {\mathrm{227}}^1$

素因数の和:511

約数の個数: 32

約数和(自身を含む): 289972224

約数和(自身を除く): 88544001

約数列:

[1, 3, 17, 51, 127, 137, 227, 381, 411, 681, 2159, 2329, 3859, 6477, 6987, 11577, 17399, 28829, 31099, 52197, 86487, 93297, 295783, 490093, 528683, 887349, 1470279, 1586049, 3949573, 11848719, 67142741, 201428223]

約数ペア:

[(1, 201428223), (3, 67142741), (17, 11848719), (51, 3949573), (127, 1586049), (137, 1470279), (227, 887349), (381, 528683), (411, 490093), (681, 295783), (2159, 93297), (2329, 86487), (3859, 52197), (6477, 31099), (6987, 28829), (11577, 17399)]