13328439

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{421}}^1$

素因数の和:658

約数の個数: 16

約数和(自身を含む): 18210144

約数和(自身を除く): 4881705

約数列:

[1, 3, 61, 173, 183, 421, 519, 1263, 10553, 25681, 31659, 72833, 77043, 218499, 4442813, 13328439]

約数ペア:

[(1, 13328439), (3, 4442813), (61, 218499), (173, 77043), (183, 72833), (421, 31659), (519, 25681), (1263, 10553)]