666127392

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{991261}}^1$

素因数の和:991281

約数の個数: 48

約数和(自身を含む): 1998384192

約数和(自身を除く): 1332256800

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 991261, 1982522, 2973783, 3965044, 5947566, 6938827, 7930088, 11895132, 13877654, 15860176, 20816481, 23790264, 27755308, 31720352, 41632962, 47580528, 55510616, 83265924, 95161056, 111021232, 166531848, 222042464, 333063696, 666127392]

約数ペア:

[(1, 666127392), (2, 333063696), (3, 222042464), (4, 166531848), (6, 111021232), (7, 95161056), (8, 83265924), (12, 55510616), (14, 47580528), (16, 41632962), (21, 31720352), (24, 27755308), (28, 23790264), (32, 20816481), (42, 15860176), (48, 13877654), (56, 11895132), (84, 7930088), (96, 6938827), (112, 5947566), (168, 3965044), (224, 2973783), (336, 1982522), (672, 991261)]