28857538

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1\times {\mathrm{727}}^1$

素因数の和:1041

約数の個数: 16

約数和(自身を含む): 44029440

約数和(自身を除く): 15171902

約数列:

[1, 2, 89, 178, 223, 446, 727, 1454, 19847, 39694, 64703, 129406, 162121, 324242, 14428769, 28857538]

約数ペア:

[(1, 28857538), (2, 14428769), (89, 324242), (178, 162121), (223, 129406), (446, 64703), (727, 39694), (1454, 19847)]