28513688

素因数分解:

$2^3\times 7^2\times {\mathrm{72739}}^1$

素因数の和:72759

約数の個数: 24

約数和(自身を含む): 62192700

約数和(自身を除く): 33679012

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 72739, 145478, 290956, 509173, 581912, 1018346, 2036692, 3564211, 4073384, 7128422, 14256844, 28513688]

約数ペア:

[(1, 28513688), (2, 14256844), (4, 7128422), (7, 4073384), (8, 3564211), (14, 2036692), (28, 1018346), (49, 581912), (56, 509173), (98, 290956), (196, 145478), (392, 72739)]