28949697

素因数分解:

$3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3259}}^1$

素因数の和:3322

約数の個数: 32

約数和(自身を含む): 50073600

約数和(自身を除く): 21123903

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 141, 189, 329, 423, 987, 1269, 2961, 3259, 8883, 9777, 22813, 29331, 68439, 87993, 153173, 205317, 459519, 615951, 1072211, 1378557, 3216633, 4135671, 9649899, 28949697]

約数ペア:

[(1, 28949697), (3, 9649899), (7, 4135671), (9, 3216633), (21, 1378557), (27, 1072211), (47, 615951), (63, 459519), (141, 205317), (189, 153173), (329, 87993), (423, 68439), (987, 29331), (1269, 22813), (2961, 9777), (3259, 8883)]