691128

素因数分解:

$2^3\times 3^2\times {\mathrm{29}}^1\times {\mathrm{331}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 1942200

約数和(自身を除く): 1251072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 29, 36, 58, 72, 87, 116, 174, 232, 261, 331, 348, 522, 662, 696, 993, 1044, 1324, 1986, 2088, 2648, 2979, 3972, 5958, 7944, 9599, 11916, 19198, 23832, 28797, 38396, 57594, 76792, 86391, 115188, 172782, 230376, 345564, 691128]

約数ペア:

[(1, 691128), (2, 345564), (3, 230376), (4, 172782), (6, 115188), (8, 86391), (9, 76792), (12, 57594), (18, 38396), (24, 28797), (29, 23832), (36, 19198), (58, 11916), (72, 9599), (87, 7944), (116, 5958), (174, 3972), (232, 2979), (261, 2648), (331, 2088), (348, 1986), (522, 1324), (662, 1044), (696, 993)]