208431388886

素因数分解:

$2^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{199}}^2\times {\mathrm{1249}}^1$

素因数の和:1706

約数の個数: 72

約数和(自身を含む): 374328405000

約数和(自身を除く): 165897016114

約数列:

[1, 2, 7, 14, 43, 49, 86, 98, 199, 301, 398, 602, 1249, 1393, 2107, 2498, 2786, 4214, 8557, 8743, 9751, 17114, 17486, 19502, 39601, 53707, 59899, 61201, 79202, 107414, 119798, 122402, 248551, 277207, 375949, 419293, 497102, 554414, 751898, 838586, 1702843, 1739857, 1940449, 2631643, 3405686, 3479714, 3880898, 5263286, 10687693, 11919901, 12178999, 21375386, 23839802, 24357998, 49461649, 74813851, 83439307, 98923298, 149627702, 166878614, 346231543, 523696957, 692463086, 1047393914, 2126850907, 2423620801, 4253701814, 4847241602, 14887956349, 29775912698, 104215694443, 208431388886]

約数ペア:

[(1, 208431388886), (2, 104215694443), (7, 29775912698), (14, 14887956349), (43, 4847241602), (49, 4253701814), (86, 2423620801), (98, 2126850907), (199, 1047393914), (301, 692463086), (398, 523696957), (602, 346231543), (1249, 166878614), (1393, 149627702), (2107, 98923298), (2498, 83439307), (2786, 74813851), (4214, 49461649), (8557, 24357998), (8743, 23839802), (9751, 21375386), (17114, 12178999), (17486, 11919901), (19502, 10687693), (39601, 5263286), (53707, 3880898), (59899, 3479714), (61201, 3405686), (79202, 2631643), (107414, 1940449), (119798, 1739857), (122402, 1702843), (248551, 838586), (277207, 751898), (375949, 554414), (419293, 497102)]