245510001

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{313}}^1$

素因数の和:491

約数の個数: 64

約数和(自身を含む): 422016000

約数和(自身を除く): 176505999

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 99, 139, 171, 209, 297, 313, 417, 513, 627, 939, 1251, 1529, 1881, 2641, 2817, 3443, 3753, 4587, 5643, 5947, 7923, 8451, 10329, 13761, 17841, 23769, 29051, 30987, 41283, 43507, 53523, 65417, 71307, 87153, 92961, 130521, 160569, 196251, 261459, 391563, 478577, 588753, 784377, 826633, 1174689, 1435731, 1766259, 2479899, 4307193, 7439697, 9092963, 12921579, 22319091, 27278889, 81836667, 245510001]

約数ペア:

[(1, 245510001), (3, 81836667), (9, 27278889), (11, 22319091), (19, 12921579), (27, 9092963), (33, 7439697), (57, 4307193), (99, 2479899), (139, 1766259), (171, 1435731), (209, 1174689), (297, 826633), (313, 784377), (417, 588753), (513, 478577), (627, 391563), (939, 261459), (1251, 196251), (1529, 160569), (1881, 130521), (2641, 92961), (2817, 87153), (3443, 71307), (3753, 65417), (4587, 53523), (5643, 43507), (5947, 41283), (7923, 30987), (8451, 29051), (10329, 23769), (13761, 17841)]