28641802

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1$

素因数の和:406

約数の個数: 32

約数和(自身を含む): 50319360

約数和(自身を除く): 21677558

約数列:

[1, 2, 7, 14, 89, 127, 178, 181, 254, 362, 623, 889, 1246, 1267, 1778, 2534, 11303, 16109, 22606, 22987, 32218, 45974, 79121, 112763, 158242, 160909, 225526, 321818, 2045843, 4091686, 14320901, 28641802]

約数ペア:

[(1, 28641802), (2, 14320901), (7, 4091686), (14, 2045843), (89, 321818), (127, 225526), (178, 160909), (181, 158242), (254, 112763), (362, 79121), (623, 45974), (889, 32218), (1246, 22987), (1267, 22606), (1778, 16109), (2534, 11303)]