13378536731

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{281}}^1\times {\mathrm{1453}}^1$

素因数の和:1923

約数の個数: 32

約数和(自身を含む): 15955009536

約数和(自身を除く): 2576472805

約数列:

[1, 7, 31, 151, 217, 281, 1057, 1453, 1967, 4681, 8711, 10171, 32767, 42431, 45043, 60977, 219403, 297017, 315301, 408293, 1315361, 1535821, 2858051, 6801493, 9207527, 12657083, 47610451, 61652243, 88599581, 431565701, 1911219533, 13378536731]

約数ペア:

[(1, 13378536731), (7, 1911219533), (31, 431565701), (151, 88599581), (217, 61652243), (281, 47610451), (1057, 12657083), (1453, 9207527), (1967, 6801493), (4681, 2858051), (8711, 1535821), (10171, 1315361), (32767, 408293), (42431, 315301), (45043, 297017), (60977, 219403)]