28264505

素因数分解:

$5^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1\times {\mathrm{367}}^1$

素因数の和:656

約数の個数: 16

約数和(自身を含む): 34639104

約数和(自身を除く): 6374599

約数列:

[1, 5, 73, 211, 365, 367, 1055, 1835, 15403, 26791, 77015, 77437, 133955, 387185, 5652901, 28264505]

約数ペア:

[(1, 28264505), (5, 5652901), (73, 387185), (211, 133955), (365, 77437), (367, 77015), (1055, 26791), (1835, 15403)]