28257.000000

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{167}}^1$

素因数の和:207

約数の個数: 32

約数和(自身を含む): 604800

約数和(自身を除く): 343278

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 87, 167, 174, 261, 334, 501, 522, 783, 1002, 1503, 1566, 3006, 4509, 4843, 9018, 9686, 14529, 29058, 43587, 87174, 130761, 261522]

約数ペア:

[(1, 261522), (2, 130761), (3, 87174), (6, 43587), (9, 29058), (18, 14529), (27, 9686), (29, 9018), (54, 4843), (58, 4509), (87, 3006), (167, 1566), (174, 1503), (261, 1002), (334, 783), (501, 522)]