28683276

素因数分解:

$2^2\times 3^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 68584320

約数和(自身を除く): 39901044

約数列:

[1, 2, 3, 4, 6, 12, 89, 107, 178, 214, 251, 267, 321, 356, 428, 502, 534, 642, 753, 1004, 1068, 1284, 1506, 3012, 9523, 19046, 22339, 26857, 28569, 38092, 44678, 53714, 57138, 67017, 80571, 89356, 107428, 114276, 134034, 161142, 268068, 322284, 2390273, 4780546, 7170819, 9561092, 14341638, 28683276]

約数ペア:

[(1, 28683276), (2, 14341638), (3, 9561092), (4, 7170819), (6, 4780546), (12, 2390273), (89, 322284), (107, 268068), (178, 161142), (214, 134034), (251, 114276), (267, 107428), (321, 89356), (356, 80571), (428, 67017), (502, 57138), (534, 53714), (642, 44678), (753, 38092), (1004, 28569), (1068, 26857), (1284, 22339), (1506, 19046), (3012, 9523)]