31331872

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1$

素因数の和:242

約数の個数: 96

約数和(自身を含む): 74680704

約数和(自身を除く): 43348832

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 41, 44, 52, 82, 88, 104, 143, 164, 167, 176, 208, 286, 328, 334, 352, 416, 451, 533, 572, 656, 668, 902, 1066, 1144, 1312, 1336, 1804, 1837, 2132, 2171, 2288, 2672, 3608, 3674, 4264, 4342, 4576, 5344, 5863, 6847, 7216, 7348, 8528, 8684, 11726, 13694, 14432, 14696, 17056, 17368, 23452, 23881, 27388, 29392, 34736, 46904, 47762, 54776, 58784, 69472, 75317, 89011, 93808, 95524, 109552, 150634, 178022, 187616, 191048, 219104, 301268, 356044, 382096, 602536, 712088, 764192, 979121, 1205072, 1424176, 1958242, 2410144, 2848352, 3916484, 7832968, 15665936, 31331872]

約数ペア:

[(1, 31331872), (2, 15665936), (4, 7832968), (8, 3916484), (11, 2848352), (13, 2410144), (16, 1958242), (22, 1424176), (26, 1205072), (32, 979121), (41, 764192), (44, 712088), (52, 602536), (82, 382096), (88, 356044), (104, 301268), (143, 219104), (164, 191048), (167, 187616), (176, 178022), (208, 150634), (286, 109552), (328, 95524), (334, 93808), (352, 89011), (416, 75317), (451, 69472), (533, 58784), (572, 54776), (656, 47762), (668, 46904), (902, 34736), (1066, 29392), (1144, 27388), (1312, 23881), (1336, 23452), (1804, 17368), (1837, 17056), (2132, 14696), (2171, 14432), (2288, 13694), (2672, 11726), (3608, 8684), (3674, 8528), (4264, 7348), (4342, 7216), (4576, 6847), (5344, 5863)]