198869619

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{1597}}^1$

素因数の和:1747

約数の個数: 32

約数和(自身を含む): 297816064

約数和(自身を除く): 98946445

約数列:

[1, 3, 13, 31, 39, 93, 103, 309, 403, 1209, 1339, 1597, 3193, 4017, 4791, 9579, 20761, 41509, 49507, 62283, 124527, 148521, 164491, 493473, 643591, 1930773, 2138383, 5099221, 6415149, 15297663, 66289873, 198869619]

約数ペア:

[(1, 198869619), (3, 66289873), (13, 15297663), (31, 6415149), (39, 5099221), (93, 2138383), (103, 1930773), (309, 643591), (403, 493473), (1209, 164491), (1339, 148521), (1597, 124527), (3193, 62283), (4017, 49507), (4791, 41509), (9579, 20761)]