291128344

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{9001}}^1$

素因数の和:9331

約数の個数: 32

約数和(自身を含む): 589811040

約数和(自身を除く): 298682696

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 311, 622, 1244, 2488, 4043, 8086, 9001, 16172, 18002, 32344, 36004, 72008, 117013, 234026, 468052, 936104, 2799311, 5598622, 11197244, 22394488, 36391043, 72782086, 145564172, 291128344]

約数ペア:

[(1, 291128344), (2, 145564172), (4, 72782086), (8, 36391043), (13, 22394488), (26, 11197244), (52, 5598622), (104, 2799311), (311, 936104), (622, 468052), (1244, 234026), (2488, 117013), (4043, 72008), (8086, 36004), (9001, 32344), (16172, 18002)]