208538286

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{8081}}^1$

素因数の和:8137

約数の個数: 64

約数和(自身を含む): 502765056

約数和(自身を除く): 294226770

約数列:

[1, 2, 3, 6, 11, 17, 22, 23, 33, 34, 46, 51, 66, 69, 102, 138, 187, 253, 374, 391, 506, 561, 759, 782, 1122, 1173, 1518, 2346, 4301, 8081, 8602, 12903, 16162, 24243, 25806, 48486, 88891, 137377, 177782, 185863, 266673, 274754, 371726, 412131, 533346, 557589, 824262, 1115178, 1511147, 2044493, 3022294, 3159671, 4088986, 4533441, 6133479, 6319342, 9066882, 9479013, 12266958, 18958026, 34756381, 69512762, 104269143, 208538286]

約数ペア:

[(1, 208538286), (2, 104269143), (3, 69512762), (6, 34756381), (11, 18958026), (17, 12266958), (22, 9479013), (23, 9066882), (33, 6319342), (34, 6133479), (46, 4533441), (51, 4088986), (66, 3159671), (69, 3022294), (102, 2044493), (138, 1511147), (187, 1115178), (253, 824262), (374, 557589), (391, 533346), (506, 412131), (561, 371726), (759, 274754), (782, 266673), (1122, 185863), (1173, 177782), (1518, 137377), (2346, 88891), (4301, 48486), (8081, 25806), (8602, 24243), (12903, 16162)]