208728856

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{941}}^1$

素因数の和:1204

約数の個数: 64

約数和(自身を含む): 476124480

約数和(自身を除く): 267395624

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 233, 238, 466, 476, 932, 941, 952, 1631, 1864, 1882, 3262, 3764, 3961, 6524, 6587, 7528, 7922, 13048, 13174, 15844, 15997, 26348, 27727, 31688, 31994, 52696, 55454, 63988, 110908, 111979, 127976, 219253, 221816, 223958, 438506, 447916, 877012, 895832, 1534771, 1754024, 3069542, 3727301, 6139084, 7454602, 12278168, 14909204, 26091107, 29818408, 52182214, 104364428, 208728856]

約数ペア:

[(1, 208728856), (2, 104364428), (4, 52182214), (7, 29818408), (8, 26091107), (14, 14909204), (17, 12278168), (28, 7454602), (34, 6139084), (56, 3727301), (68, 3069542), (119, 1754024), (136, 1534771), (233, 895832), (238, 877012), (466, 447916), (476, 438506), (932, 223958), (941, 221816), (952, 219253), (1631, 127976), (1864, 111979), (1882, 110908), (3262, 63988), (3764, 55454), (3961, 52696), (6524, 31994), (6587, 31688), (7528, 27727), (7922, 26348), (13048, 15997), (13174, 15844)]