2990845

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:165

約数の個数: 32

約数和(自身を含む): 4354560

約数和(自身を除く): 1363715

約数列:

[1, 5, 11, 13, 47, 55, 65, 89, 143, 235, 445, 517, 611, 715, 979, 1157, 2585, 3055, 4183, 4895, 5785, 6721, 12727, 20915, 33605, 46013, 54379, 63635, 230065, 271895, 598169, 2990845]

約数ペア:

[(1, 2990845), (5, 598169), (11, 271895), (13, 230065), (47, 63635), (55, 54379), (65, 46013), (89, 33605), (143, 20915), (235, 12727), (445, 6721), (517, 5785), (611, 4895), (715, 4183), (979, 3055), (1157, 2585)]