28448035

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3889}}^1$

素因数の和:3931

約数の個数: 32

約数和(自身を含む): 44812800

約数和(自身を除く): 16364765

約数列:

[1, 5, 7, 11, 19, 35, 55, 77, 95, 133, 209, 385, 665, 1045, 1463, 3889, 7315, 19445, 27223, 42779, 73891, 136115, 213895, 299453, 369455, 517237, 812801, 1497265, 2586185, 4064005, 5689607, 28448035]

約数ペア:

[(1, 28448035), (5, 5689607), (7, 4064005), (11, 2586185), (19, 1497265), (35, 812801), (55, 517237), (77, 369455), (95, 299453), (133, 213895), (209, 136115), (385, 73891), (665, 42779), (1045, 27223), (1463, 19445), (3889, 7315)]