3971730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{18913}}^1$

素因数の和:18930

約数の個数: 32

約数和(自身を含む): 10894464

約数和(自身を除く): 6922734

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 18913, 37826, 56739, 94565, 113478, 132391, 189130, 264782, 283695, 397173, 567390, 661955, 794346, 1323910, 1985865, 3971730]

約数ペア:

[(1, 3971730), (2, 1985865), (3, 1323910), (5, 794346), (6, 661955), (7, 567390), (10, 397173), (14, 283695), (15, 264782), (21, 189130), (30, 132391), (35, 113478), (42, 94565), (70, 56739), (105, 37826), (210, 18913)]