28131656

素因数分解:

$2^3\times 7^1\times {\mathrm{227}}^1\times {\mathrm{2213}}^1$

素因数の和:2453

約数の個数: 32

約数和(自身を含む): 60575040

約数和(自身を除く): 32443384

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 227, 454, 908, 1589, 1816, 2213, 3178, 4426, 6356, 8852, 12712, 15491, 17704, 30982, 61964, 123928, 502351, 1004702, 2009404, 3516457, 4018808, 7032914, 14065828, 28131656]

約数ペア:

[(1, 28131656), (2, 14065828), (4, 7032914), (7, 4018808), (8, 3516457), (14, 2009404), (28, 1004702), (56, 502351), (227, 123928), (454, 61964), (908, 30982), (1589, 17704), (1816, 15491), (2213, 12712), (3178, 8852), (4426, 6356)]