248601342

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{421}}^1$

素因数の和:849

約数の個数: 64

約数和(自身を含む): 568788480

約数和(自身を除く): 320187138

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 253, 389, 421, 506, 759, 778, 842, 1167, 1263, 1518, 2334, 2526, 4279, 4631, 8558, 8947, 9262, 9683, 12837, 13893, 17894, 19366, 25674, 26841, 27786, 29049, 53682, 58098, 98417, 106513, 163769, 196834, 213026, 295251, 319539, 327538, 491307, 590502, 639078, 982614, 1801459, 3602918, 3766687, 5404377, 7533374, 10808754, 11300061, 22600122, 41433557, 82867114, 124300671, 248601342]

約数ペア:

[(1, 248601342), (2, 124300671), (3, 82867114), (6, 41433557), (11, 22600122), (22, 11300061), (23, 10808754), (33, 7533374), (46, 5404377), (66, 3766687), (69, 3602918), (138, 1801459), (253, 982614), (389, 639078), (421, 590502), (506, 491307), (759, 327538), (778, 319539), (842, 295251), (1167, 213026), (1263, 196834), (1518, 163769), (2334, 106513), (2526, 98417), (4279, 58098), (4631, 53682), (8558, 29049), (8947, 27786), (9262, 26841), (9683, 25674), (12837, 19366), (13893, 17894)]