81436407

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{19157}}^1$

素因数の和:19282

約数の個数: 16

約数和(自身を含む): 118013280

約数和(自身を除く): 36576873

約数列:

[1, 3, 13, 39, 109, 327, 1417, 4251, 19157, 57471, 249041, 747123, 2088113, 6264339, 27145469, 81436407]

約数ペア:

[(1, 81436407), (3, 27145469), (13, 6264339), (39, 2088113), (109, 747123), (327, 249041), (1417, 57471), (4251, 19157)]