78420454

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{136621}}^1$

素因数の和:136671

約数の個数: 16

約数和(自身を含む): 137714976

約数和(自身を除く): 59294522

約数列:

[1, 2, 7, 14, 41, 82, 287, 574, 136621, 273242, 956347, 1912694, 5601461, 11202922, 39210227, 78420454]

約数ペア:

[(1, 78420454), (2, 39210227), (7, 11202922), (14, 5601461), (41, 1912694), (82, 956347), (287, 273242), (574, 136621)]