28379797936

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{27367}}^1$

素因数の和:27626

約数の個数: 80

約数和(自身を含む): 64506157056

約数和(自身を除く): 36126359120

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 94, 112, 188, 197, 329, 376, 394, 658, 752, 788, 1316, 1379, 1576, 2632, 2758, 3152, 5264, 5516, 9259, 11032, 18518, 22064, 27367, 37036, 54734, 64813, 74072, 109468, 129626, 148144, 191569, 218936, 259252, 383138, 437872, 518504, 766276, 1037008, 1286249, 1532552, 2572498, 3065104, 5144996, 5391299, 9003743, 10289992, 10782598, 18007486, 20579984, 21565196, 36014972, 37739093, 43130392, 72029944, 75478186, 86260784, 144059888, 150956372, 253391053, 301912744, 506782106, 603825488, 1013564212, 1773737371, 2027128424, 3547474742, 4054256848, 7094949484, 14189898968, 28379797936]

約数ペア:

[(1, 28379797936), (2, 14189898968), (4, 7094949484), (7, 4054256848), (8, 3547474742), (14, 2027128424), (16, 1773737371), (28, 1013564212), (47, 603825488), (56, 506782106), (94, 301912744), (112, 253391053), (188, 150956372), (197, 144059888), (329, 86260784), (376, 75478186), (394, 72029944), (658, 43130392), (752, 37739093), (788, 36014972), (1316, 21565196), (1379, 20579984), (1576, 18007486), (2632, 10782598), (2758, 10289992), (3152, 9003743), (5264, 5391299), (5516, 5144996), (9259, 3065104), (11032, 2572498), (18518, 1532552), (22064, 1286249), (27367, 1037008), (37036, 766276), (54734, 518504), (64813, 437872), (74072, 383138), (109468, 259252), (129626, 218936), (148144, 191569)]