128420642

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{4721}}^1$

素因数の和:4826

約数の個数: 32

約数和(自身を含む): 231189120

約数和(自身を除く): 102768478

約数列:

[1, 2, 7, 14, 29, 58, 67, 134, 203, 406, 469, 938, 1943, 3886, 4721, 9442, 13601, 27202, 33047, 66094, 136909, 273818, 316307, 632614, 958363, 1916726, 2214149, 4428298, 9172903, 18345806, 64210321, 128420642]

約数ペア:

[(1, 128420642), (2, 64210321), (7, 18345806), (14, 9172903), (29, 4428298), (58, 2214149), (67, 1916726), (134, 958363), (203, 632614), (406, 316307), (469, 273818), (938, 136909), (1943, 66094), (3886, 33047), (4721, 27202), (9442, 13601)]