28771484

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{13007}}^1$

素因数の和:13097

約数の個数: 24

約数和(自身を含む): 58275840

約数和(自身を除く): 29504356

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 13007, 26014, 52028, 91049, 182098, 364196, 1027553, 2055106, 4110212, 7192871, 14385742, 28771484]

約数ペア:

[(1, 28771484), (2, 14385742), (4, 7192871), (7, 4110212), (14, 2055106), (28, 1027553), (79, 364196), (158, 182098), (316, 91049), (553, 52028), (1106, 26014), (2212, 13007)]