28881303

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{293}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 44029440

約数和(自身を除く): 15148137

約数列:

[1, 3, 11, 29, 33, 87, 103, 293, 309, 319, 879, 957, 1133, 2987, 3223, 3399, 8497, 8961, 9669, 25491, 30179, 32857, 90537, 93467, 98571, 280401, 331969, 875191, 995907, 2625573, 9627101, 28881303]

約数ペア:

[(1, 28881303), (3, 9627101), (11, 2625573), (29, 995907), (33, 875191), (87, 331969), (103, 280401), (293, 98571), (309, 93467), (319, 90537), (879, 32857), (957, 30179), (1133, 25491), (2987, 9669), (3223, 8961), (3399, 8497)]