87894196

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{130021}}^1$

素因数の和:130051

約数の個数: 18

約数和(自身を含む): 166558182

約数和(自身を除く): 78663986

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 130021, 260042, 520084, 1690273, 3380546, 6761092, 21973549, 43947098, 87894196]

約数ペア:

[(1, 87894196), (2, 43947098), (4, 21973549), (13, 6761092), (26, 3380546), (52, 1690273), (169, 520084), (338, 260042), (676, 130021)]