7156863

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1993}}^1$

素因数の和:2028

約数の個数: 32

約数和(自身を含む): 12761600

約数和(自身を除く): 5604737

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 1993, 3591, 5979, 13951, 17937, 37867, 41853, 53811, 113601, 125559, 265069, 340803, 376677, 795207, 1022409, 2385621, 7156863]

約数ペア:

[(1, 7156863), (3, 2385621), (7, 1022409), (9, 795207), (19, 376677), (21, 340803), (27, 265069), (57, 125559), (63, 113601), (133, 53811), (171, 41853), (189, 37867), (399, 17937), (513, 13951), (1197, 5979), (1993, 3591)]