27811588

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{179}}^2$

素因数の和:400

約数の個数: 36

約数和(自身を含む): 57740032

約数和(自身を除く): 29928444

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 179, 217, 358, 434, 716, 868, 1253, 2506, 5012, 5549, 11098, 22196, 32041, 38843, 64082, 77686, 128164, 155372, 224287, 448574, 897148, 993271, 1986542, 3973084, 6952897, 13905794, 27811588]

約数ペア:

[(1, 27811588), (2, 13905794), (4, 6952897), (7, 3973084), (14, 1986542), (28, 993271), (31, 897148), (62, 448574), (124, 224287), (179, 155372), (217, 128164), (358, 77686), (434, 64082), (716, 38843), (868, 32041), (1253, 22196), (2506, 11098), (5012, 5549)]