31471608

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:197

約数の個数: 128

約数和(自身を含む): 94993920

約数和(自身を除く): 63522312

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 56, 61, 74, 83, 84, 111, 122, 148, 166, 168, 183, 222, 244, 249, 259, 296, 332, 366, 427, 444, 488, 498, 518, 581, 664, 732, 777, 854, 888, 996, 1036, 1162, 1281, 1464, 1554, 1708, 1743, 1992, 2072, 2257, 2324, 2562, 3071, 3108, 3416, 3486, 4514, 4648, 5063, 5124, 6142, 6216, 6771, 6972, 9028, 9213, 10126, 10248, 12284, 13542, 13944, 15189, 15799, 18056, 18426, 20252, 21497, 24568, 27084, 30378, 31598, 35441, 36852, 40504, 42994, 47397, 54168, 60756, 63196, 64491, 70882, 73704, 85988, 94794, 106323, 121512, 126392, 128982, 141764, 171976, 187331, 189588, 212646, 257964, 283528, 374662, 379176, 425292, 515928, 561993, 749324, 850584, 1123986, 1311317, 1498648, 2247972, 2622634, 3933951, 4495944, 5245268, 7867902, 10490536, 15735804, 31471608]

約数ペア:

[(1, 31471608), (2, 15735804), (3, 10490536), (4, 7867902), (6, 5245268), (7, 4495944), (8, 3933951), (12, 2622634), (14, 2247972), (21, 1498648), (24, 1311317), (28, 1123986), (37, 850584), (42, 749324), (56, 561993), (61, 515928), (74, 425292), (83, 379176), (84, 374662), (111, 283528), (122, 257964), (148, 212646), (166, 189588), (168, 187331), (183, 171976), (222, 141764), (244, 128982), (249, 126392), (259, 121512), (296, 106323), (332, 94794), (366, 85988), (427, 73704), (444, 70882), (488, 64491), (498, 63196), (518, 60756), (581, 54168), (664, 47397), (732, 42994), (777, 40504), (854, 36852), (888, 35441), (996, 31598), (1036, 30378), (1162, 27084), (1281, 24568), (1464, 21497), (1554, 20252), (1708, 18426), (1743, 18056), (1992, 15799), (2072, 15189), (2257, 13944), (2324, 13542), (2562, 12284), (3071, 10248), (3108, 10126), (3416, 9213), (3486, 9028), (4514, 6972), (4648, 6771), (5063, 6216), (5124, 6142)]