28934935

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:271

約数の個数: 32

約数和(自身を含む): 38707200

約数和(自身を除く): 9772265

約数列:

[1, 5, 17, 31, 79, 85, 139, 155, 395, 527, 695, 1343, 2363, 2449, 2635, 4309, 6715, 10981, 11815, 12245, 21545, 41633, 54905, 73253, 186677, 208165, 340411, 366265, 933385, 1702055, 5786987, 28934935]

約数ペア:

[(1, 28934935), (5, 5786987), (17, 1702055), (31, 933385), (79, 366265), (85, 340411), (139, 208165), (155, 186677), (395, 73253), (527, 54905), (695, 41633), (1343, 21545), (2363, 12245), (2449, 11815), (2635, 10981), (4309, 6715)]