397796872

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1913}}^1$

素因数の和:2086

約数の個数: 64

約数和(自身を含む): 868190400

約数和(自身を除く): 470393528

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 139, 187, 278, 374, 556, 748, 1112, 1496, 1529, 1913, 2363, 3058, 3826, 4726, 6116, 7652, 9452, 12232, 15304, 18904, 21043, 25993, 32521, 42086, 51986, 65042, 84172, 103972, 130084, 168344, 207944, 260168, 265907, 357731, 531814, 715462, 1063628, 1430924, 2127256, 2861848, 2924977, 4520419, 5849954, 9040838, 11699908, 18081676, 23399816, 36163352, 49724609, 99449218, 198898436, 397796872]

約数ペア:

[(1, 397796872), (2, 198898436), (4, 99449218), (8, 49724609), (11, 36163352), (17, 23399816), (22, 18081676), (34, 11699908), (44, 9040838), (68, 5849954), (88, 4520419), (136, 2924977), (139, 2861848), (187, 2127256), (278, 1430924), (374, 1063628), (556, 715462), (748, 531814), (1112, 357731), (1496, 265907), (1529, 260168), (1913, 207944), (2363, 168344), (3058, 130084), (3826, 103972), (4726, 84172), (6116, 65042), (7652, 51986), (9452, 42086), (12232, 32521), (15304, 25993), (18904, 21043)]