28205646

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{12671}}^1$

素因数の和:12736

約数の個数: 32

約数和(自身を含む): 65691648

約数和(自身を除く): 37486002

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 106, 159, 318, 371, 742, 1113, 2226, 12671, 25342, 38013, 76026, 88697, 177394, 266091, 532182, 671563, 1343126, 2014689, 4029378, 4700941, 9401882, 14102823, 28205646]

約数ペア:

[(1, 28205646), (2, 14102823), (3, 9401882), (6, 4700941), (7, 4029378), (14, 2014689), (21, 1343126), (42, 671563), (53, 532182), (106, 266091), (159, 177394), (318, 88697), (371, 76026), (742, 38013), (1113, 25342), (2226, 12671)]