12157128

素因数分解:

$2^3\times 3^4\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:348

約数の個数: 80

約数和(自身を含む): 34651980

約数和(自身を除く): 22494852

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 73, 81, 108, 146, 162, 216, 219, 257, 292, 324, 438, 514, 584, 648, 657, 771, 876, 1028, 1314, 1542, 1752, 1971, 2056, 2313, 2628, 3084, 3942, 4626, 5256, 5913, 6168, 6939, 7884, 9252, 11826, 13878, 15768, 18504, 18761, 20817, 23652, 27756, 37522, 41634, 47304, 55512, 56283, 75044, 83268, 112566, 150088, 166536, 168849, 225132, 337698, 450264, 506547, 675396, 1013094, 1350792, 1519641, 2026188, 3039282, 4052376, 6078564, 12157128]

約数ペア:

[(1, 12157128), (2, 6078564), (3, 4052376), (4, 3039282), (6, 2026188), (8, 1519641), (9, 1350792), (12, 1013094), (18, 675396), (24, 506547), (27, 450264), (36, 337698), (54, 225132), (72, 168849), (73, 166536), (81, 150088), (108, 112566), (146, 83268), (162, 75044), (216, 56283), (219, 55512), (257, 47304), (292, 41634), (324, 37522), (438, 27756), (514, 23652), (584, 20817), (648, 18761), (657, 18504), (771, 15768), (876, 13878), (1028, 11826), (1314, 9252), (1542, 7884), (1752, 6939), (1971, 6168), (2056, 5913), (2313, 5256), (2628, 4626), (3084, 3942)]