654365984

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{353}}^1\times {\mathrm{1093}}^1$

素因数の和:1509

約数の個数: 48

約数和(自身を含む): 1317512952

約数和(自身を除く): 663146968

約数列:

[1, 2, 4, 8, 16, 32, 53, 106, 212, 353, 424, 706, 848, 1093, 1412, 1696, 2186, 2824, 4372, 5648, 8744, 11296, 17488, 18709, 34976, 37418, 57929, 74836, 115858, 149672, 231716, 299344, 385829, 463432, 598688, 771658, 926864, 1543316, 1853728, 3086632, 6173264, 12346528, 20448937, 40897874, 81795748, 163591496, 327182992, 654365984]

約数ペア:

[(1, 654365984), (2, 327182992), (4, 163591496), (8, 81795748), (16, 40897874), (32, 20448937), (53, 12346528), (106, 6173264), (212, 3086632), (353, 1853728), (424, 1543316), (706, 926864), (848, 771658), (1093, 598688), (1412, 463432), (1696, 385829), (2186, 299344), (2824, 231716), (4372, 149672), (5648, 115858), (8744, 74836), (11296, 57929), (17488, 37418), (18709, 34976)]