71748216

素因数分解:

$2^3\times 3^2\times {\mathrm{499}}^1\times {\mathrm{1997}}^1$

素因数の和:2508

約数の個数: 48

約数和(自身を含む): 194805000

約数和(自身を除く): 123056784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 499, 998, 1497, 1996, 1997, 2994, 3992, 3994, 4491, 5988, 5991, 7988, 8982, 11976, 11982, 15976, 17964, 17973, 23964, 35928, 35946, 47928, 71892, 143784, 996503, 1993006, 2989509, 3986012, 5979018, 7972024, 8968527, 11958036, 17937054, 23916072, 35874108, 71748216]

約数ペア:

[(1, 71748216), (2, 35874108), (3, 23916072), (4, 17937054), (6, 11958036), (8, 8968527), (9, 7972024), (12, 5979018), (18, 3986012), (24, 2989509), (36, 1993006), (72, 996503), (499, 143784), (998, 71892), (1497, 47928), (1996, 35946), (1997, 35928), (2994, 23964), (3992, 17973), (3994, 17964), (4491, 15976), (5988, 11982), (5991, 11976), (7988, 8982)]