991848

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2$

素因数の和:67

約数の個数: 96

約数和(自身を含む): 3094560

約数和(自身を除く): 2102712

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 17, 22, 24, 26, 33, 34, 39, 44, 51, 52, 66, 68, 78, 88, 102, 104, 132, 136, 143, 156, 187, 204, 221, 264, 286, 289, 312, 374, 408, 429, 442, 561, 572, 578, 663, 748, 858, 867, 884, 1122, 1144, 1156, 1326, 1496, 1716, 1734, 1768, 2244, 2312, 2431, 2652, 3179, 3432, 3468, 3757, 4488, 4862, 5304, 6358, 6936, 7293, 7514, 9537, 9724, 11271, 12716, 14586, 15028, 19074, 19448, 22542, 25432, 29172, 30056, 38148, 41327, 45084, 58344, 76296, 82654, 90168, 123981, 165308, 247962, 330616, 495924, 991848]

約数ペア:

[(1, 991848), (2, 495924), (3, 330616), (4, 247962), (6, 165308), (8, 123981), (11, 90168), (12, 82654), (13, 76296), (17, 58344), (22, 45084), (24, 41327), (26, 38148), (33, 30056), (34, 29172), (39, 25432), (44, 22542), (51, 19448), (52, 19074), (66, 15028), (68, 14586), (78, 12716), (88, 11271), (102, 9724), (104, 9537), (132, 7514), (136, 7293), (143, 6936), (156, 6358), (187, 5304), (204, 4862), (221, 4488), (264, 3757), (286, 3468), (289, 3432), (312, 3179), (374, 2652), (408, 2431), (429, 2312), (442, 2244), (561, 1768), (572, 1734), (578, 1716), (663, 1496), (748, 1326), (858, 1156), (867, 1144), (884, 1122)]