7220018

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{521}}^1$

素因数の和:590

約数の個数: 24

約数和(自身を含む): 12036276

約数和(自身を除く): 4816258

約数列:

[1, 2, 13, 26, 41, 82, 169, 338, 521, 533, 1042, 1066, 6773, 6929, 13546, 13858, 21361, 42722, 88049, 176098, 277693, 555386, 3610009, 7220018]

約数ペア:

[(1, 7220018), (2, 3610009), (13, 555386), (26, 277693), (41, 176098), (82, 88049), (169, 42722), (338, 21361), (521, 13858), (533, 13546), (1042, 6929), (1066, 6773)]