12399849

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{617}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 23137920

約数和(自身を除く): 10738071

約数列:

[1, 3, 7, 9, 11, 21, 29, 33, 63, 77, 87, 99, 203, 231, 261, 319, 609, 617, 693, 957, 1827, 1851, 2233, 2871, 4319, 5553, 6699, 6787, 12957, 17893, 20097, 20361, 38871, 47509, 53679, 61083, 125251, 142527, 161037, 196823, 375753, 427581, 590469, 1127259, 1377761, 1771407, 4133283, 12399849]

約数ペア:

[(1, 12399849), (3, 4133283), (7, 1771407), (9, 1377761), (11, 1127259), (21, 590469), (29, 427581), (33, 375753), (63, 196823), (77, 161037), (87, 142527), (99, 125251), (203, 61083), (231, 53679), (261, 47509), (319, 38871), (609, 20361), (617, 20097), (693, 17893), (957, 12957), (1827, 6787), (1851, 6699), (2233, 5553), (2871, 4319)]