31691128

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{33289}}^1$

素因数の和:33319

約数の個数: 32

約数和(自身を含む): 71906400

約数和(自身を除く): 40215272

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 33289, 66578, 133156, 233023, 266312, 466046, 565913, 932092, 1131826, 1864184, 2263652, 3961391, 4527304, 7922782, 15845564, 31691128]

約数ペア:

[(1, 31691128), (2, 15845564), (4, 7922782), (7, 4527304), (8, 3961391), (14, 2263652), (17, 1864184), (28, 1131826), (34, 932092), (56, 565913), (68, 466046), (119, 266312), (136, 233023), (238, 133156), (476, 66578), (952, 33289)]