17138289

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 28695168

約数和(自身を除く): 11556879

約数列:

[1, 3, 7, 21, 23, 37, 49, 69, 111, 137, 147, 161, 259, 411, 483, 777, 851, 959, 1127, 1813, 2553, 2877, 3151, 3381, 5069, 5439, 5957, 6713, 9453, 15207, 17871, 20139, 22057, 35483, 41699, 66171, 106449, 116587, 125097, 154399, 248381, 349761, 463197, 745143, 816109, 2448327, 5712763, 17138289]

約数ペア:

[(1, 17138289), (3, 5712763), (7, 2448327), (21, 816109), (23, 745143), (37, 463197), (49, 349761), (69, 248381), (111, 154399), (137, 125097), (147, 116587), (161, 106449), (259, 66171), (411, 41699), (483, 35483), (777, 22057), (851, 20139), (959, 17871), (1127, 15207), (1813, 9453), (2553, 6713), (2877, 5957), (3151, 5439), (3381, 5069)]