31486664

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:270

約数の個数: 64

約数和(自身を含む): 67573440

約数和(自身を除く): 36086776

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 53, 86, 88, 106, 157, 172, 212, 314, 344, 424, 473, 583, 628, 946, 1166, 1256, 1727, 1892, 2279, 2332, 3454, 3784, 4558, 4664, 6751, 6908, 8321, 9116, 13502, 13816, 16642, 18232, 25069, 27004, 33284, 50138, 54008, 66568, 74261, 91531, 100276, 148522, 183062, 200552, 297044, 357803, 366124, 594088, 715606, 732248, 1431212, 2862424, 3935833, 7871666, 15743332, 31486664]

約数ペア:

[(1, 31486664), (2, 15743332), (4, 7871666), (8, 3935833), (11, 2862424), (22, 1431212), (43, 732248), (44, 715606), (53, 594088), (86, 366124), (88, 357803), (106, 297044), (157, 200552), (172, 183062), (212, 148522), (314, 100276), (344, 91531), (424, 74261), (473, 66568), (583, 54008), (628, 50138), (946, 33284), (1166, 27004), (1256, 25069), (1727, 18232), (1892, 16642), (2279, 13816), (2332, 13502), (3454, 9116), (3784, 8321), (4558, 6908), (4664, 6751)]