1428245

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:141

約数の個数: 32

約数和(自身を含む): 2188032

約数和(自身を除く): 759787

約数列:

[1, 5, 7, 13, 35, 43, 65, 73, 91, 215, 301, 365, 455, 511, 559, 949, 1505, 2555, 2795, 3139, 3913, 4745, 6643, 15695, 19565, 21973, 33215, 40807, 109865, 204035, 285649, 1428245]

約数ペア:

[(1, 1428245), (5, 285649), (7, 204035), (13, 109865), (35, 40807), (43, 33215), (65, 21973), (73, 19565), (91, 15695), (215, 6643), (301, 4745), (365, 3913), (455, 3139), (511, 2795), (559, 2555), (949, 1505)]