16131687

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1213}}^1$

素因数の和:1271

約数の個数: 32

約数和(自身を含む): 26105856

約数和(自身を除く): 9974169

約数列:

[1, 3, 11, 13, 31, 33, 39, 93, 143, 341, 403, 429, 1023, 1209, 1213, 3639, 4433, 13299, 13343, 15769, 37603, 40029, 47307, 112809, 173459, 413633, 488839, 520377, 1240899, 1466517, 5377229, 16131687]

約数ペア:

[(1, 16131687), (3, 5377229), (11, 1466517), (13, 1240899), (31, 520377), (33, 488839), (39, 413633), (93, 173459), (143, 112809), (341, 47307), (403, 40029), (429, 37603), (1023, 15769), (1209, 13343), (1213, 13299), (3639, 4433)]