717037489

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1\times {\mathrm{307}}^1$

素因数の和:589

約数の個数: 32

約数和(自身を含む): 872847360

約数和(自身を除く): 155809871

約数列:

[1, 7, 23, 89, 161, 163, 307, 623, 1141, 2047, 2149, 3749, 7061, 14329, 14507, 26243, 27323, 49427, 50041, 101549, 191261, 333661, 350287, 628429, 1150943, 2335627, 4399003, 4453649, 8056601, 31175543, 102433927, 717037489]

約数ペア:

[(1, 717037489), (7, 102433927), (23, 31175543), (89, 8056601), (161, 4453649), (163, 4399003), (307, 2335627), (623, 1150943), (1141, 628429), (2047, 350287), (2149, 333661), (3749, 191261), (7061, 101549), (14329, 50041), (14507, 49427), (26243, 27323)]