28712908

素因数分解:

$2^2\times 7^1\times {\mathrm{787}}^1\times {\mathrm{1303}}^1$

素因数の和:2101

約数の個数: 24

約数和(自身を含む): 57542912

約数和(自身を除く): 28830004

約数列:

[1, 2, 4, 7, 14, 28, 787, 1303, 1574, 2606, 3148, 5212, 5509, 9121, 11018, 18242, 22036, 36484, 1025461, 2050922, 4101844, 7178227, 14356454, 28712908]

約数ペア:

[(1, 28712908), (2, 14356454), (4, 7178227), (7, 4101844), (14, 2050922), (28, 1025461), (787, 36484), (1303, 22036), (1574, 18242), (2606, 11018), (3148, 9121), (5212, 5509)]