20121479145

素因数分解:

$3^2\times 5^1\times {\mathrm{7159}}^1\times {\mathrm{62459}}^1$

素因数の和:69629

約数の個数: 24

約数和(自身を含む): 34882660800

約数和(自身を除く): 14761181655

約数列:

[1, 3, 5, 9, 15, 45, 7159, 21477, 35795, 62459, 64431, 107385, 187377, 312295, 322155, 562131, 936885, 2810655, 447143981, 1341431943, 2235719905, 4024295829, 6707159715, 20121479145]

約数ペア:

[(1, 20121479145), (3, 6707159715), (5, 4024295829), (9, 2235719905), (15, 1341431943), (45, 447143981), (7159, 2810655), (21477, 936885), (35795, 562131), (62459, 322155), (64431, 312295), (107385, 187377)]