188020209

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{587}}^1$

素因数の和:837

約数の個数: 32

約数和(自身を含む): 278175744

約数和(自身を除く): 90155535

約数列:

[1, 3, 13, 39, 43, 129, 191, 559, 573, 587, 1677, 1761, 2483, 7449, 7631, 8213, 22893, 24639, 25241, 75723, 106769, 112117, 320307, 328133, 336351, 984399, 1457521, 4372563, 4821031, 14463093, 62673403, 188020209]

約数ペア:

[(1, 188020209), (3, 62673403), (13, 14463093), (39, 4821031), (43, 4372563), (129, 1457521), (191, 984399), (559, 336351), (573, 328133), (587, 320307), (1677, 112117), (1761, 106769), (2483, 75723), (7449, 25241), (7631, 24639), (8213, 22893)]