128302521

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{349}}^1$

素因数の和:509

約数の個数: 32

約数和(自身を含む): 182784000

約数和(自身を除く): 54481479

約数列:

[1, 3, 31, 59, 67, 93, 177, 201, 349, 1047, 1829, 2077, 3953, 5487, 6231, 10819, 11859, 20591, 23383, 32457, 61773, 70149, 122543, 367629, 638321, 724873, 1379597, 1914963, 2174619, 4138791, 42767507, 128302521]

約数ペア:

[(1, 128302521), (3, 42767507), (31, 4138791), (59, 2174619), (67, 1914963), (93, 1379597), (177, 724873), (201, 638321), (349, 367629), (1047, 122543), (1829, 70149), (2077, 61773), (3953, 32457), (5487, 23383), (6231, 20591), (10819, 11859)]