221799830018

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{21313}}^1\times {\mathrm{400261}}^1$

素因数の和:421589

約数の個数: 16

約数和(自身を含む): 358309739256

約数和(自身を除く): 136509909238

約数列:

[1, 2, 13, 26, 21313, 42626, 277069, 400261, 554138, 800522, 5203393, 10406786, 8530762693, 17061525386, 110899915009, 221799830018]

約数ペア:

[(1, 221799830018), (2, 110899915009), (13, 17061525386), (26, 8530762693), (21313, 10406786), (42626, 5203393), (277069, 800522), (400261, 554138)]