254033055

素因数分解:

$3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1\times {\mathrm{587}}^1$

素因数の和:820

約数の個数: 48

約数和(自身を含む): 451301760

約数和(自身を除く): 197268705

約数列:

[1, 3, 5, 9, 15, 45, 59, 163, 177, 295, 489, 531, 587, 815, 885, 1467, 1761, 2445, 2655, 2935, 5283, 7335, 8805, 9617, 26415, 28851, 34633, 48085, 86553, 95681, 103899, 144255, 173165, 287043, 311697, 432765, 478405, 519495, 861129, 1435215, 1558485, 4305645, 5645179, 16935537, 28225895, 50806611, 84677685, 254033055]

約数ペア:

[(1, 254033055), (3, 84677685), (5, 50806611), (9, 28225895), (15, 16935537), (45, 5645179), (59, 4305645), (163, 1558485), (177, 1435215), (295, 861129), (489, 519495), (531, 478405), (587, 432765), (815, 311697), (885, 287043), (1467, 173165), (1761, 144255), (2445, 103899), (2655, 95681), (2935, 86553), (5283, 48085), (7335, 34633), (8805, 28851), (9617, 26415)]