12215268

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{607}}^1$

素因数の和:673

約数の個数: 72

約数和(自身を含む): 34082048

約数和(自身を除く): 21866780

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 156, 172, 234, 258, 387, 468, 516, 559, 607, 774, 1118, 1214, 1548, 1677, 1821, 2236, 2428, 3354, 3642, 5031, 5463, 6708, 7284, 7891, 10062, 10926, 15782, 20124, 21852, 23673, 26101, 31564, 47346, 52202, 71019, 78303, 94692, 104404, 142038, 156606, 234909, 284076, 313212, 339313, 469818, 678626, 939636, 1017939, 1357252, 2035878, 3053817, 4071756, 6107634, 12215268]

約数ペア:

[(1, 12215268), (2, 6107634), (3, 4071756), (4, 3053817), (6, 2035878), (9, 1357252), (12, 1017939), (13, 939636), (18, 678626), (26, 469818), (36, 339313), (39, 313212), (43, 284076), (52, 234909), (78, 156606), (86, 142038), (117, 104404), (129, 94692), (156, 78303), (172, 71019), (234, 52202), (258, 47346), (387, 31564), (468, 26101), (516, 23673), (559, 21852), (607, 20124), (774, 15782), (1118, 10926), (1214, 10062), (1548, 7891), (1677, 7284), (1821, 6708), (2236, 5463), (2428, 5031), (3354, 3642)]