213472259

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{1277}}^1$

素因数の和:1475

約数の個数: 32

約数和(自身を含む): 288562176

約数和(自身を除く): 75089917

約数列:

[1, 7, 11, 13, 77, 91, 143, 167, 1001, 1169, 1277, 1837, 2171, 8939, 12859, 14047, 15197, 16601, 23881, 98329, 116207, 167167, 182611, 213259, 1278277, 1492813, 2345849, 2772367, 16420943, 19406569, 30496037, 213472259]

約数ペア:

[(1, 213472259), (7, 30496037), (11, 19406569), (13, 16420943), (77, 2772367), (91, 2345849), (143, 1492813), (167, 1278277), (1001, 213259), (1169, 182611), (1277, 167167), (1837, 116207), (2171, 98329), (8939, 23881), (12859, 16601), (14047, 15197)]