28907130

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{137653}}^1$

素因数の和:137670

約数の個数: 32

約数和(自身を含む): 79288704

約数和(自身を除く): 50381574

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 137653, 275306, 412959, 688265, 825918, 963571, 1376530, 1927142, 2064795, 2890713, 4129590, 4817855, 5781426, 9635710, 14453565, 28907130]

約数ペア:

[(1, 28907130), (2, 14453565), (3, 9635710), (5, 5781426), (6, 4817855), (7, 4129590), (10, 2890713), (14, 2064795), (15, 1927142), (21, 1376530), (30, 963571), (35, 825918), (42, 688265), (70, 412959), (105, 275306), (210, 137653)]