31421808

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:347

約数の個数: 120

約数和(自身を含む): 97493760

約数和(自身を除く): 66071952

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 83, 88, 99, 132, 144, 166, 176, 198, 239, 249, 264, 332, 396, 478, 498, 528, 664, 717, 747, 792, 913, 956, 996, 1328, 1434, 1494, 1584, 1826, 1912, 1992, 2151, 2629, 2739, 2868, 2988, 3652, 3824, 3984, 4302, 5258, 5478, 5736, 5976, 7304, 7887, 8217, 8604, 10516, 10956, 11472, 11952, 14608, 15774, 16434, 17208, 19837, 21032, 21912, 23661, 31548, 32868, 34416, 39674, 42064, 43824, 47322, 59511, 63096, 65736, 79348, 94644, 119022, 126192, 131472, 158696, 178533, 189288, 218207, 238044, 317392, 357066, 378576, 436414, 476088, 654621, 714132, 872828, 952176, 1309242, 1428264, 1745656, 1963863, 2618484, 2856528, 3491312, 3927726, 5236968, 7855452, 10473936, 15710904, 31421808]

約数ペア:

[(1, 31421808), (2, 15710904), (3, 10473936), (4, 7855452), (6, 5236968), (8, 3927726), (9, 3491312), (11, 2856528), (12, 2618484), (16, 1963863), (18, 1745656), (22, 1428264), (24, 1309242), (33, 952176), (36, 872828), (44, 714132), (48, 654621), (66, 476088), (72, 436414), (83, 378576), (88, 357066), (99, 317392), (132, 238044), (144, 218207), (166, 189288), (176, 178533), (198, 158696), (239, 131472), (249, 126192), (264, 119022), (332, 94644), (396, 79348), (478, 65736), (498, 63096), (528, 59511), (664, 47322), (717, 43824), (747, 42064), (792, 39674), (913, 34416), (956, 32868), (996, 31548), (1328, 23661), (1434, 21912), (1494, 21032), (1584, 19837), (1826, 17208), (1912, 16434), (1992, 15774), (2151, 14608), (2629, 11952), (2739, 11472), (2868, 10956), (2988, 10516), (3652, 8604), (3824, 8217), (3984, 7887), (4302, 7304), (5258, 5976), (5478, 5736)]