678715856

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{66593}}^1$

素因数の和:66628

約数の個数: 60

約数和(自身を含む): 1647402372

約数和(自身を除く): 968686516

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 364, 392, 637, 728, 784, 1274, 1456, 2548, 5096, 10192, 66593, 133186, 266372, 466151, 532744, 865709, 932302, 1065488, 1731418, 1864604, 3263057, 3462836, 3729208, 6059963, 6526114, 6925672, 7458416, 12119926, 13052228, 13851344, 24239852, 26104456, 42419741, 48479704, 52208912, 84839482, 96959408, 169678964, 339357928, 678715856]

約数ペア:

[(1, 678715856), (2, 339357928), (4, 169678964), (7, 96959408), (8, 84839482), (13, 52208912), (14, 48479704), (16, 42419741), (26, 26104456), (28, 24239852), (49, 13851344), (52, 13052228), (56, 12119926), (91, 7458416), (98, 6925672), (104, 6526114), (112, 6059963), (182, 3729208), (196, 3462836), (208, 3263057), (364, 1864604), (392, 1731418), (637, 1065488), (728, 932302), (784, 865709), (1274, 532744), (1456, 466151), (2548, 266372), (5096, 133186), (10192, 66593)]