806474942

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{449}}^1$

素因数の和:681

約数の個数: 64

約数和(自身を含む): 1524096000

約数和(自身を除く): 717621058

約数列:

[1, 2, 7, 13, 14, 26, 71, 91, 139, 142, 182, 278, 449, 497, 898, 923, 973, 994, 1807, 1846, 1946, 3143, 3614, 5837, 6286, 6461, 9869, 11674, 12649, 12922, 19738, 25298, 31879, 40859, 62411, 63758, 69083, 81718, 124822, 128297, 138166, 223153, 256594, 414427, 436877, 446306, 811343, 828854, 873754, 898079, 1622686, 1796158, 2900989, 4431181, 5679401, 5801978, 8862362, 11358802, 31018267, 57605353, 62036534, 115210706, 403237471, 806474942]

約数ペア:

[(1, 806474942), (2, 403237471), (7, 115210706), (13, 62036534), (14, 57605353), (26, 31018267), (71, 11358802), (91, 8862362), (139, 5801978), (142, 5679401), (182, 4431181), (278, 2900989), (449, 1796158), (497, 1622686), (898, 898079), (923, 873754), (973, 828854), (994, 811343), (1807, 446306), (1846, 436877), (1946, 414427), (3143, 256594), (3614, 223153), (5837, 138166), (6286, 128297), (6461, 124822), (9869, 81718), (11674, 69083), (12649, 63758), (12922, 62411), (19738, 40859), (25298, 31879)]