68231988

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{3251}}^1$

素因数の和:3325

約数の個数: 72

約数和(自身を含む): 191763936

約数和(自身を除く): 123531948

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 53, 66, 99, 106, 132, 159, 198, 212, 318, 396, 477, 583, 636, 954, 1166, 1749, 1908, 2332, 3251, 3498, 5247, 6502, 6996, 9753, 10494, 13004, 19506, 20988, 29259, 35761, 39012, 58518, 71522, 107283, 117036, 143044, 172303, 214566, 321849, 344606, 429132, 516909, 643698, 689212, 1033818, 1287396, 1550727, 1895333, 2067636, 3101454, 3790666, 5685999, 6202908, 7581332, 11371998, 17057997, 22743996, 34115994, 68231988]

約数ペア:

[(1, 68231988), (2, 34115994), (3, 22743996), (4, 17057997), (6, 11371998), (9, 7581332), (11, 6202908), (12, 5685999), (18, 3790666), (22, 3101454), (33, 2067636), (36, 1895333), (44, 1550727), (53, 1287396), (66, 1033818), (99, 689212), (106, 643698), (132, 516909), (159, 429132), (198, 344606), (212, 321849), (318, 214566), (396, 172303), (477, 143044), (583, 117036), (636, 107283), (954, 71522), (1166, 58518), (1749, 39012), (1908, 35761), (2332, 29259), (3251, 20988), (3498, 19506), (5247, 13004), (6502, 10494), (6996, 9753)]