13517973

素因数分解:

$3^2\times 7^3\times {\mathrm{29}}^1\times {\mathrm{151}}^1$

素因数の和:207

約数の個数: 48

約数和(自身を含む): 23712000

約数和(自身を除く): 10194027

約数列:

[1, 3, 7, 9, 21, 29, 49, 63, 87, 147, 151, 203, 261, 343, 441, 453, 609, 1029, 1057, 1359, 1421, 1827, 3087, 3171, 4263, 4379, 7399, 9513, 9947, 12789, 13137, 22197, 29841, 30653, 39411, 51793, 66591, 89523, 91959, 155379, 214571, 275877, 466137, 643713, 1501997, 1931139, 4505991, 13517973]

約数ペア:

[(1, 13517973), (3, 4505991), (7, 1931139), (9, 1501997), (21, 643713), (29, 466137), (49, 275877), (63, 214571), (87, 155379), (147, 91959), (151, 89523), (203, 66591), (261, 51793), (343, 39411), (441, 30653), (453, 29841), (609, 22197), (1029, 13137), (1057, 12789), (1359, 9947), (1421, 9513), (1827, 7399), (3087, 4379), (3171, 4263)]