664884

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:117

約数の個数: 72

約数和(自身を含む): 1939392

約数和(自身を除く): 1274508

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 23, 33, 36, 44, 46, 66, 69, 73, 92, 99, 132, 138, 146, 198, 207, 219, 253, 276, 292, 396, 414, 438, 506, 657, 759, 803, 828, 876, 1012, 1314, 1518, 1606, 1679, 2277, 2409, 2628, 3036, 3212, 3358, 4554, 4818, 5037, 6716, 7227, 9108, 9636, 10074, 14454, 15111, 18469, 20148, 28908, 30222, 36938, 55407, 60444, 73876, 110814, 166221, 221628, 332442, 664884]

約数ペア:

[(1, 664884), (2, 332442), (3, 221628), (4, 166221), (6, 110814), (9, 73876), (11, 60444), (12, 55407), (18, 36938), (22, 30222), (23, 28908), (33, 20148), (36, 18469), (44, 15111), (46, 14454), (66, 10074), (69, 9636), (73, 9108), (92, 7227), (99, 6716), (132, 5037), (138, 4818), (146, 4554), (198, 3358), (207, 3212), (219, 3036), (253, 2628), (276, 2409), (292, 2277), (396, 1679), (414, 1606), (438, 1518), (506, 1314), (657, 1012), (759, 876), (803, 828)]