127990188

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{929}}^1$

素因数の和:1071

約数の個数: 72

約数和(自身を含む): 335134800

約数和(自身を除く): 207144612

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 89, 129, 172, 178, 258, 267, 356, 387, 516, 534, 774, 801, 929, 1068, 1548, 1602, 1858, 2787, 3204, 3716, 3827, 5574, 7654, 8361, 11148, 11481, 15308, 16722, 22962, 33444, 34443, 39947, 45924, 68886, 79894, 82681, 119841, 137772, 159788, 165362, 239682, 248043, 330724, 359523, 479364, 496086, 719046, 744129, 992172, 1438092, 1488258, 2976516, 3555283, 7110566, 10665849, 14221132, 21331698, 31997547, 42663396, 63995094, 127990188]

約数ペア:

[(1, 127990188), (2, 63995094), (3, 42663396), (4, 31997547), (6, 21331698), (9, 14221132), (12, 10665849), (18, 7110566), (36, 3555283), (43, 2976516), (86, 1488258), (89, 1438092), (129, 992172), (172, 744129), (178, 719046), (258, 496086), (267, 479364), (356, 359523), (387, 330724), (516, 248043), (534, 239682), (774, 165362), (801, 159788), (929, 137772), (1068, 119841), (1548, 82681), (1602, 79894), (1858, 68886), (2787, 45924), (3204, 39947), (3716, 34443), (3827, 33444), (5574, 22962), (7654, 16722), (8361, 15308), (11148, 11481)]