31900029

素因数分解:

$3^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{1069}}^1$

素因数の和:1122

約数の個数: 32

約数和(自身を含む): 51360000

約数和(自身を除く): 19459971

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 343, 609, 1029, 1069, 1421, 3207, 4263, 7483, 9947, 22449, 29841, 31001, 52381, 93003, 157143, 217007, 366667, 651021, 1100001, 1519049, 4557147, 10633343, 31900029]

約数ペア:

[(1, 31900029), (3, 10633343), (7, 4557147), (21, 1519049), (29, 1100001), (49, 651021), (87, 366667), (147, 217007), (203, 157143), (343, 93003), (609, 52381), (1029, 31001), (1069, 29841), (1421, 22449), (3207, 9947), (4263, 7483)]