28042826

素因数分解:

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

素因数の和:311

約数の個数: 48

約数和(自身を含む): 53049600

約数和(自身を除く): 25006774

約数列:

[1, 2, 7, 14, 17, 29, 34, 58, 119, 203, 238, 239, 289, 406, 478, 493, 578, 986, 1673, 2023, 3346, 3451, 4046, 4063, 6902, 6931, 8126, 8381, 13862, 16762, 28441, 48517, 56882, 58667, 69071, 97034, 117334, 117827, 138142, 235654, 483497, 824789, 966994, 1649578, 2003059, 4006118, 14021413, 28042826]

約数ペア:

[(1, 28042826), (2, 14021413), (7, 4006118), (14, 2003059), (17, 1649578), (29, 966994), (34, 824789), (58, 483497), (119, 235654), (203, 138142), (238, 117827), (239, 117334), (289, 97034), (406, 69071), (478, 58667), (493, 56882), (578, 48517), (986, 28441), (1673, 16762), (2023, 13862), (3346, 8381), (3451, 8126), (4046, 6931), (4063, 6902)]