687982394

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:371

約数の個数: 64

約数和(自身を含む): 1207084032

約数和(自身を除く): 519101638

約数列:

[1, 2, 11, 22, 23, 46, 97, 107, 131, 194, 214, 253, 262, 506, 1067, 1177, 1441, 2134, 2231, 2354, 2461, 2882, 3013, 4462, 4922, 6026, 10379, 12707, 14017, 20758, 24541, 25414, 27071, 28034, 33143, 49082, 54142, 66286, 114169, 139777, 154187, 228338, 238717, 279554, 292261, 308374, 322391, 477434, 584522, 644782, 1359649, 2625887, 2719298, 3214871, 3546301, 5251774, 6429742, 7092602, 14956139, 29912278, 31271927, 62543854, 343991197, 687982394]

約数ペア:

[(1, 687982394), (2, 343991197), (11, 62543854), (22, 31271927), (23, 29912278), (46, 14956139), (97, 7092602), (107, 6429742), (131, 5251774), (194, 3546301), (214, 3214871), (253, 2719298), (262, 2625887), (506, 1359649), (1067, 644782), (1177, 584522), (1441, 477434), (2134, 322391), (2231, 308374), (2354, 292261), (2461, 279554), (2882, 238717), (3013, 228338), (4462, 154187), (4922, 139777), (6026, 114169), (10379, 66286), (12707, 54142), (14017, 49082), (20758, 33143), (24541, 28034), (25414, 27071)]