42439618

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{241}}^1\times {\mathrm{521}}^1$

素因数の和:790

約数の個数: 24

約数和(自身を含む): 69351876

約数和(自身を除く): 26912258

約数列:

[1, 2, 13, 26, 169, 241, 338, 482, 521, 1042, 3133, 6266, 6773, 13546, 40729, 81458, 88049, 125561, 176098, 251122, 1632293, 3264586, 21219809, 42439618]

約数ペア:

[(1, 42439618), (2, 21219809), (13, 3264586), (26, 1632293), (169, 251122), (241, 176098), (338, 125561), (482, 88049), (521, 81458), (1042, 40729), (3133, 13546), (6266, 6773)]