8021365

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{373}}^1$

素因数の和:429

約数の個数: 32

約数和(自身を含む): 11632896

約数和(自身を除く): 3611531

約数列:

[1, 5, 11, 17, 23, 55, 85, 115, 187, 253, 373, 391, 935, 1265, 1865, 1955, 4103, 4301, 6341, 8579, 20515, 21505, 31705, 42895, 69751, 94369, 145843, 348755, 471845, 729215, 1604273, 8021365]

約数ペア:

[(1, 8021365), (5, 1604273), (11, 729215), (17, 471845), (23, 348755), (55, 145843), (85, 94369), (115, 69751), (187, 42895), (253, 31705), (373, 21505), (391, 20515), (935, 8579), (1265, 6341), (1865, 4301), (1955, 4103)]