212334516

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{1879}}^1$

素因数の和:2005

約数の個数: 72

約数和(自身を含む): 557036480

約数和(自身を除く): 344701964

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 73, 86, 129, 146, 172, 219, 258, 292, 387, 438, 516, 657, 774, 876, 1314, 1548, 1879, 2628, 3139, 3758, 5637, 6278, 7516, 9417, 11274, 12556, 16911, 18834, 22548, 28251, 33822, 37668, 56502, 67644, 80797, 113004, 137167, 161594, 242391, 274334, 323188, 411501, 484782, 548668, 727173, 823002, 969564, 1234503, 1454346, 1646004, 2469006, 2908692, 4938012, 5898181, 11796362, 17694543, 23592724, 35389086, 53083629, 70778172, 106167258, 212334516]

約数ペア:

[(1, 212334516), (2, 106167258), (3, 70778172), (4, 53083629), (6, 35389086), (9, 23592724), (12, 17694543), (18, 11796362), (36, 5898181), (43, 4938012), (73, 2908692), (86, 2469006), (129, 1646004), (146, 1454346), (172, 1234503), (219, 969564), (258, 823002), (292, 727173), (387, 548668), (438, 484782), (516, 411501), (657, 323188), (774, 274334), (876, 242391), (1314, 161594), (1548, 137167), (1879, 113004), (2628, 80797), (3139, 67644), (3758, 56502), (5637, 37668), (6278, 33822), (7516, 28251), (9417, 22548), (11274, 18834), (12556, 16911)]