27620385

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{719}}^1$

素因数の和:937

約数の個数: 32

約数和(自身を含む): 47900160

約数和(自身を除く): 20279775

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 197, 591, 719, 985, 2157, 2561, 2955, 3595, 7683, 9347, 10785, 12805, 28041, 38415, 46735, 140205, 141643, 424929, 708215, 1841359, 2124645, 5524077, 9206795, 27620385]

約数ペア:

[(1, 27620385), (3, 9206795), (5, 5524077), (13, 2124645), (15, 1841359), (39, 708215), (65, 424929), (195, 141643), (197, 140205), (591, 46735), (719, 38415), (985, 28041), (2157, 12805), (2561, 10785), (2955, 9347), (3595, 7683)]