15690864021

素因数分解:

$3^1\times 7^1\times {\mathrm{12161}}^1\times {\mathrm{61441}}^1$

素因数の和:73612

約数の個数: 16

約数和(自身を含む): 23912243328

約数和(自身を除く): 8221379307

約数列:

[1, 3, 7, 21, 12161, 36483, 61441, 85127, 184323, 255381, 430087, 1290261, 747184001, 2241552003, 5230288007, 15690864021]

約数ペア:

[(1, 15690864021), (3, 5230288007), (7, 2241552003), (21, 747184001), (12161, 1290261), (36483, 430087), (61441, 255381), (85127, 184323)]