28626990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{136319}}^1$

素因数の和:136336

約数の個数: 32

約数和(自身を含む): 78520320

約数和(自身を除く): 49893330

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 136319, 272638, 408957, 681595, 817914, 954233, 1363190, 1908466, 2044785, 2862699, 4089570, 4771165, 5725398, 9542330, 14313495, 28626990]

約数ペア:

[(1, 28626990), (2, 14313495), (3, 9542330), (5, 5725398), (6, 4771165), (7, 4089570), (10, 2862699), (14, 2044785), (15, 1908466), (21, 1363190), (30, 954233), (35, 817914), (42, 681595), (70, 408957), (105, 272638), (210, 136319)]