216587644

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{509}}^1$

素因数の和:707

約数の個数: 72

約数和(自身を含む): 478608480

約数和(自身を除く): 262020836

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 167, 182, 196, 334, 364, 509, 637, 668, 1018, 1169, 1274, 2036, 2171, 2338, 2548, 3563, 4342, 4676, 6617, 7126, 8183, 8684, 13234, 14252, 15197, 16366, 24941, 26468, 30394, 32732, 46319, 49882, 60788, 85003, 92638, 99764, 106379, 170006, 185276, 212758, 324233, 340012, 425516, 595021, 648466, 1105039, 1190042, 1296932, 2210078, 2380084, 4165147, 4420156, 7735273, 8330294, 15470546, 16660588, 30941092, 54146911, 108293822, 216587644]

約数ペア:

[(1, 216587644), (2, 108293822), (4, 54146911), (7, 30941092), (13, 16660588), (14, 15470546), (26, 8330294), (28, 7735273), (49, 4420156), (52, 4165147), (91, 2380084), (98, 2210078), (167, 1296932), (182, 1190042), (196, 1105039), (334, 648466), (364, 595021), (509, 425516), (637, 340012), (668, 324233), (1018, 212758), (1169, 185276), (1274, 170006), (2036, 106379), (2171, 99764), (2338, 92638), (2548, 85003), (3563, 60788), (4342, 49882), (4676, 46319), (6617, 32732), (7126, 30394), (8183, 26468), (8684, 24941), (13234, 16366), (14252, 15197)]