198995665

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{919}}^1$

素因数の和:1093

約数の個数: 32

約数和(自身を含む): 271319040

約数和(自身を除く): 72323375

約数列:

[1, 5, 11, 31, 55, 127, 155, 341, 635, 919, 1397, 1705, 3937, 4595, 6985, 10109, 19685, 28489, 43307, 50545, 116713, 142445, 216535, 313379, 583565, 1283843, 1566895, 3618103, 6419215, 18090515, 39799133, 198995665]

約数ペア:

[(1, 198995665), (5, 39799133), (11, 18090515), (31, 6419215), (55, 3618103), (127, 1566895), (155, 1283843), (341, 583565), (635, 313379), (919, 216535), (1397, 142445), (1705, 116713), (3937, 50545), (4595, 43307), (6985, 28489), (10109, 19685)]