28639590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{136379}}^1$

素因数の和:136396

約数の個数: 32

約数和(自身を含む): 78554880

約数和(自身を除く): 49915290

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 136379, 272758, 409137, 681895, 818274, 954653, 1363790, 1909306, 2045685, 2863959, 4091370, 4773265, 5727918, 9546530, 14319795, 28639590]

約数ペア:

[(1, 28639590), (2, 14319795), (3, 9546530), (5, 5727918), (6, 4773265), (7, 4091370), (10, 2863959), (14, 2045685), (15, 1909306), (21, 1363790), (30, 954653), (35, 818274), (42, 681895), (70, 409137), (105, 272758), (210, 136379)]