131028128

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1297}}^1$

素因数の和:1366

約数の個数: 96

約数和(自身を含む): 329712768

約数和(自身を除く): 198684640

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 41, 44, 56, 77, 82, 88, 112, 154, 164, 176, 224, 287, 308, 328, 352, 451, 574, 616, 656, 902, 1148, 1232, 1297, 1312, 1804, 2296, 2464, 2594, 3157, 3608, 4592, 5188, 6314, 7216, 9079, 9184, 10376, 12628, 14267, 14432, 18158, 20752, 25256, 28534, 36316, 41504, 50512, 53177, 57068, 72632, 99869, 101024, 106354, 114136, 145264, 199738, 212708, 228272, 290528, 372239, 399476, 425416, 456544, 584947, 744478, 798952, 850832, 1169894, 1488956, 1597904, 1701664, 2339788, 2977912, 3195808, 4094629, 4679576, 5955824, 8189258, 9359152, 11911648, 16378516, 18718304, 32757032, 65514064, 131028128]

約数ペア:

[(1, 131028128), (2, 65514064), (4, 32757032), (7, 18718304), (8, 16378516), (11, 11911648), (14, 9359152), (16, 8189258), (22, 5955824), (28, 4679576), (32, 4094629), (41, 3195808), (44, 2977912), (56, 2339788), (77, 1701664), (82, 1597904), (88, 1488956), (112, 1169894), (154, 850832), (164, 798952), (176, 744478), (224, 584947), (287, 456544), (308, 425416), (328, 399476), (352, 372239), (451, 290528), (574, 228272), (616, 212708), (656, 199738), (902, 145264), (1148, 114136), (1232, 106354), (1297, 101024), (1312, 99869), (1804, 72632), (2296, 57068), (2464, 53177), (2594, 50512), (3157, 41504), (3608, 36316), (4592, 28534), (5188, 25256), (6314, 20752), (7216, 18158), (9079, 14432), (9184, 14267), (10376, 12628)]