12987456

素因数分解:

$2^6\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:228

約数の個数: 112

約数和(自身を含む): 38185344

約数和(自身を除く): 25197888

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 23, 24, 32, 34, 46, 48, 51, 64, 68, 69, 92, 96, 102, 136, 138, 173, 184, 192, 204, 272, 276, 346, 368, 391, 408, 519, 544, 552, 692, 736, 782, 816, 1038, 1088, 1104, 1173, 1384, 1472, 1564, 1632, 2076, 2208, 2346, 2768, 2941, 3128, 3264, 3979, 4152, 4416, 4692, 5536, 5882, 6256, 7958, 8304, 8823, 9384, 11072, 11764, 11937, 12512, 15916, 16608, 17646, 18768, 23528, 23874, 25024, 31832, 33216, 35292, 37536, 47056, 47748, 63664, 67643, 70584, 75072, 94112, 95496, 127328, 135286, 141168, 188224, 190992, 202929, 254656, 270572, 282336, 381984, 405858, 541144, 564672, 763968, 811716, 1082288, 1623432, 2164576, 3246864, 4329152, 6493728, 12987456]

約数ペア:

[(1, 12987456), (2, 6493728), (3, 4329152), (4, 3246864), (6, 2164576), (8, 1623432), (12, 1082288), (16, 811716), (17, 763968), (23, 564672), (24, 541144), (32, 405858), (34, 381984), (46, 282336), (48, 270572), (51, 254656), (64, 202929), (68, 190992), (69, 188224), (92, 141168), (96, 135286), (102, 127328), (136, 95496), (138, 94112), (173, 75072), (184, 70584), (192, 67643), (204, 63664), (272, 47748), (276, 47056), (346, 37536), (368, 35292), (391, 33216), (408, 31832), (519, 25024), (544, 23874), (552, 23528), (692, 18768), (736, 17646), (782, 16608), (816, 15916), (1038, 12512), (1088, 11937), (1104, 11764), (1173, 11072), (1384, 9384), (1472, 8823), (1564, 8304), (1632, 7958), (2076, 6256), (2208, 5882), (2346, 5536), (2768, 4692), (2941, 4416), (3128, 4152), (3264, 3979)]