31341982

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:313

約数の個数: 64

約数和(自身を含む): 62208000

約数和(自身を除く): 30866018

約数列:

[1, 2, 7, 14, 17, 19, 29, 34, 38, 58, 119, 133, 203, 238, 239, 266, 323, 406, 478, 493, 551, 646, 986, 1102, 1673, 2261, 3346, 3451, 3857, 4063, 4522, 4541, 6902, 6931, 7714, 8126, 9082, 9367, 13862, 18734, 28441, 31787, 48517, 56882, 63574, 65569, 77197, 97034, 117827, 131138, 131689, 154394, 235654, 263378, 540379, 824789, 921823, 1080758, 1649578, 1843646, 2238713, 4477426, 15670991, 31341982]

約数ペア:

[(1, 31341982), (2, 15670991), (7, 4477426), (14, 2238713), (17, 1843646), (19, 1649578), (29, 1080758), (34, 921823), (38, 824789), (58, 540379), (119, 263378), (133, 235654), (203, 154394), (238, 131689), (239, 131138), (266, 117827), (323, 97034), (406, 77197), (478, 65569), (493, 63574), (551, 56882), (646, 48517), (986, 31787), (1102, 28441), (1673, 18734), (2261, 13862), (3346, 9367), (3451, 9082), (3857, 8126), (4063, 7714), (4522, 6931), (4541, 6902)]