12919728

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:322

約数の個数: 80

約数和(自身を含む): 35997696

約数和(自身を除く): 23077968

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 71, 102, 136, 142, 204, 213, 223, 272, 284, 408, 426, 446, 568, 669, 816, 852, 892, 1136, 1207, 1338, 1704, 1784, 2414, 2676, 3408, 3568, 3621, 3791, 4828, 5352, 7242, 7582, 9656, 10704, 11373, 14484, 15164, 15833, 19312, 22746, 28968, 30328, 31666, 45492, 47499, 57936, 60656, 63332, 90984, 94998, 126664, 181968, 189996, 253328, 269161, 379992, 538322, 759984, 807483, 1076644, 1614966, 2153288, 3229932, 4306576, 6459864, 12919728]

約数ペア:

[(1, 12919728), (2, 6459864), (3, 4306576), (4, 3229932), (6, 2153288), (8, 1614966), (12, 1076644), (16, 807483), (17, 759984), (24, 538322), (34, 379992), (48, 269161), (51, 253328), (68, 189996), (71, 181968), (102, 126664), (136, 94998), (142, 90984), (204, 63332), (213, 60656), (223, 57936), (272, 47499), (284, 45492), (408, 31666), (426, 30328), (446, 28968), (568, 22746), (669, 19312), (816, 15833), (852, 15164), (892, 14484), (1136, 11373), (1207, 10704), (1338, 9656), (1704, 7582), (1784, 7242), (2414, 5352), (2676, 4828), (3408, 3791), (3568, 3621)]