11853996921

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{261799}}^1$

素因数の和:261867

約数の個数: 40

約数和(自身を含む): 19513524800

約数和(自身を除く): 7659527879

約数列:

[1, 3, 9, 13, 27, 39, 43, 81, 117, 129, 351, 387, 559, 1053, 1161, 1677, 3483, 5031, 15093, 45279, 261799, 785397, 2356191, 3403387, 7068573, 10210161, 11257357, 21205719, 30630483, 33772071, 91891449, 101316213, 146345641, 275674347, 303948639, 439036923, 911845917, 1317110769, 3951332307, 11853996921]

約数ペア:

[(1, 11853996921), (3, 3951332307), (9, 1317110769), (13, 911845917), (27, 439036923), (39, 303948639), (43, 275674347), (81, 146345641), (117, 101316213), (129, 91891449), (351, 33772071), (387, 30630483), (559, 21205719), (1053, 11257357), (1161, 10210161), (1677, 7068573), (3483, 3403387), (5031, 2356191), (15093, 785397), (45279, 261799)]