31077904

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1$

素因数の和:113

約数の個数: 120

約数和(自身を含む): 76745088

約数和(自身を除く): 45667184

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 34, 44, 47, 52, 68, 88, 94, 104, 136, 143, 176, 187, 188, 208, 221, 272, 286, 289, 374, 376, 442, 517, 572, 578, 611, 748, 752, 799, 884, 1034, 1144, 1156, 1222, 1496, 1598, 1768, 2068, 2288, 2312, 2431, 2444, 2992, 3179, 3196, 3536, 3757, 4136, 4624, 4862, 4888, 6358, 6392, 6721, 7514, 8272, 8789, 9724, 9776, 10387, 12716, 12784, 13442, 13583, 15028, 17578, 19448, 20774, 25432, 26884, 27166, 30056, 35156, 38896, 41327, 41548, 50864, 53768, 54332, 60112, 70312, 82654, 83096, 107536, 108664, 114257, 140624, 149413, 165308, 166192, 176579, 217328, 228514, 298826, 330616, 353158, 457028, 597652, 661232, 706316, 914056, 1195304, 1412632, 1828112, 1942369, 2390608, 2825264, 3884738, 7769476, 15538952, 31077904]

約数ペア:

[(1, 31077904), (2, 15538952), (4, 7769476), (8, 3884738), (11, 2825264), (13, 2390608), (16, 1942369), (17, 1828112), (22, 1412632), (26, 1195304), (34, 914056), (44, 706316), (47, 661232), (52, 597652), (68, 457028), (88, 353158), (94, 330616), (104, 298826), (136, 228514), (143, 217328), (176, 176579), (187, 166192), (188, 165308), (208, 149413), (221, 140624), (272, 114257), (286, 108664), (289, 107536), (374, 83096), (376, 82654), (442, 70312), (517, 60112), (572, 54332), (578, 53768), (611, 50864), (748, 41548), (752, 41327), (799, 38896), (884, 35156), (1034, 30056), (1144, 27166), (1156, 26884), (1222, 25432), (1496, 20774), (1598, 19448), (1768, 17578), (2068, 15028), (2288, 13583), (2312, 13442), (2431, 12784), (2444, 12716), (2992, 10387), (3179, 9776), (3196, 9724), (3536, 8789), (3757, 8272), (4136, 7514), (4624, 6721), (4862, 6392), (4888, 6358)]