28231654

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1$

素因数の和:376

約数の個数: 32

約数和(自身を含む): 47630880

約数和(自身を除く): 19399226

約数列:

[1, 2, 11, 22, 61, 109, 122, 193, 218, 386, 671, 1199, 1342, 2123, 2398, 4246, 6649, 11773, 13298, 21037, 23546, 42074, 73139, 129503, 146278, 231407, 259006, 462814, 1283257, 2566514, 14115827, 28231654]

約数ペア:

[(1, 28231654), (2, 14115827), (11, 2566514), (22, 1283257), (61, 462814), (109, 259006), (122, 231407), (193, 146278), (218, 129503), (386, 73139), (671, 42074), (1199, 23546), (1342, 21037), (2123, 13298), (2398, 11773), (4246, 6649)]