28115978

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{21661}}^1$

素因数の和:21733

約数の個数: 16

約数和(自身を含む): 46789920

約数和(自身を除く): 18673942

約数列:

[1, 2, 11, 22, 59, 118, 649, 1298, 21661, 43322, 238271, 476542, 1277999, 2555998, 14057989, 28115978]

約数ペア:

[(1, 28115978), (2, 14057989), (11, 2555998), (22, 1277999), (59, 476542), (118, 238271), (649, 43322), (1298, 21661)]