31133256

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{991}}^1$

素因数の和:1035

約数の個数: 128

約数和(自身を含む): 102850560

約数和(自身を除く): 71717304

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 17, 21, 22, 24, 28, 33, 34, 42, 44, 51, 56, 66, 68, 77, 84, 88, 102, 119, 132, 136, 154, 168, 187, 204, 231, 238, 264, 308, 357, 374, 408, 462, 476, 561, 616, 714, 748, 924, 952, 991, 1122, 1309, 1428, 1496, 1848, 1982, 2244, 2618, 2856, 2973, 3927, 3964, 4488, 5236, 5946, 6937, 7854, 7928, 10472, 10901, 11892, 13874, 15708, 16847, 20811, 21802, 23784, 27748, 31416, 32703, 33694, 41622, 43604, 50541, 55496, 65406, 67388, 76307, 83244, 87208, 101082, 117929, 130812, 134776, 152614, 166488, 185317, 202164, 228921, 235858, 261624, 305228, 353787, 370634, 404328, 457842, 471716, 555951, 610456, 707574, 741268, 915684, 943432, 1111902, 1297219, 1415148, 1482536, 1831368, 2223804, 2594438, 2830296, 3891657, 4447608, 5188876, 7783314, 10377752, 15566628, 31133256]

約数ペア:

[(1, 31133256), (2, 15566628), (3, 10377752), (4, 7783314), (6, 5188876), (7, 4447608), (8, 3891657), (11, 2830296), (12, 2594438), (14, 2223804), (17, 1831368), (21, 1482536), (22, 1415148), (24, 1297219), (28, 1111902), (33, 943432), (34, 915684), (42, 741268), (44, 707574), (51, 610456), (56, 555951), (66, 471716), (68, 457842), (77, 404328), (84, 370634), (88, 353787), (102, 305228), (119, 261624), (132, 235858), (136, 228921), (154, 202164), (168, 185317), (187, 166488), (204, 152614), (231, 134776), (238, 130812), (264, 117929), (308, 101082), (357, 87208), (374, 83244), (408, 76307), (462, 67388), (476, 65406), (561, 55496), (616, 50541), (714, 43604), (748, 41622), (924, 33694), (952, 32703), (991, 31416), (1122, 27748), (1309, 23784), (1428, 21802), (1496, 20811), (1848, 16847), (1982, 15708), (2244, 13874), (2618, 11892), (2856, 10901), (2973, 10472), (3927, 7928), (3964, 7854), (4488, 6937), (5236, 5946)]