221473994

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:172

約数の個数: 96

約数和(自身を含む): 440901120

約数和(自身を除く): 219427126

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 43, 67, 86, 119, 133, 134, 238, 266, 289, 301, 323, 469, 578, 602, 646, 731, 817, 938, 1139, 1273, 1462, 1634, 2023, 2261, 2278, 2546, 2881, 4046, 4522, 5117, 5491, 5719, 5762, 7973, 8911, 10234, 10982, 11438, 12427, 13889, 15946, 17822, 19363, 20167, 21641, 24854, 27778, 38437, 38726, 40334, 43282, 48977, 54739, 76874, 86989, 97223, 97954, 109478, 135541, 151487, 173978, 194446, 236113, 271082, 302974, 342839, 367897, 383173, 472226, 685678, 735794, 766346, 832609, 930563, 1652791, 1665218, 1861126, 2575279, 3305582, 5150558, 5828263, 6513941, 11656526, 13027882, 15819571, 31639142, 110736997, 221473994]

約数ペア:

[(1, 221473994), (2, 110736997), (7, 31639142), (14, 15819571), (17, 13027882), (19, 11656526), (34, 6513941), (38, 5828263), (43, 5150558), (67, 3305582), (86, 2575279), (119, 1861126), (133, 1665218), (134, 1652791), (238, 930563), (266, 832609), (289, 766346), (301, 735794), (323, 685678), (469, 472226), (578, 383173), (602, 367897), (646, 342839), (731, 302974), (817, 271082), (938, 236113), (1139, 194446), (1273, 173978), (1462, 151487), (1634, 135541), (2023, 109478), (2261, 97954), (2278, 97223), (2546, 86989), (2881, 76874), (4046, 54739), (4522, 48977), (5117, 43282), (5491, 40334), (5719, 38726), (5762, 38437), (7973, 27778), (8911, 24854), (10234, 21641), (10982, 20167), (11438, 19363), (12427, 17822), (13889, 15946)]