16004905

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{727}}^1$

素因数の和:793

約数の個数: 32

約数和(自身を含む): 23901696

約数和(自身を除く): 7896791

約数列:

[1, 5, 7, 17, 35, 37, 85, 119, 185, 259, 595, 629, 727, 1295, 3145, 3635, 4403, 5089, 12359, 22015, 25445, 26899, 61795, 86513, 134495, 188293, 432565, 457283, 941465, 2286415, 3200981, 16004905]

約数ペア:

[(1, 16004905), (5, 3200981), (7, 2286415), (17, 941465), (35, 457283), (37, 432565), (85, 188293), (119, 134495), (185, 86513), (259, 61795), (595, 26899), (629, 25445), (727, 22015), (1295, 12359), (3145, 5089), (3635, 4403)]