678156486

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{719}}^1\times {\mathrm{1321}}^1$

素因数の和:2069

約数の個数: 64

約数和(自身を含む): 1644779520

約数和(自身を除く): 966623034

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 357, 714, 719, 1321, 1438, 2157, 2642, 3963, 4314, 5033, 7926, 9247, 10066, 12223, 15099, 18494, 22457, 24446, 27741, 30198, 36669, 44914, 55482, 67371, 73338, 85561, 134742, 157199, 171122, 256683, 314398, 471597, 513366, 943194, 949799, 1899598, 2849397, 5698794, 6648593, 13297186, 16146583, 19945779, 32293166, 39891558, 48439749, 96879498, 113026081, 226052162, 339078243, 678156486]

約数ペア:

[(1, 678156486), (2, 339078243), (3, 226052162), (6, 113026081), (7, 96879498), (14, 48439749), (17, 39891558), (21, 32293166), (34, 19945779), (42, 16146583), (51, 13297186), (102, 6648593), (119, 5698794), (238, 2849397), (357, 1899598), (714, 949799), (719, 943194), (1321, 513366), (1438, 471597), (2157, 314398), (2642, 256683), (3963, 171122), (4314, 157199), (5033, 134742), (7926, 85561), (9247, 73338), (10066, 67371), (12223, 55482), (15099, 44914), (18494, 36669), (22457, 30198), (24446, 27741)]