29916887

素因数分解:

$7^1\times {\mathrm{11}}^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1$

素因数の和:85

約数の個数: 48

約数和(自身を含む): 42865920

約数和(自身を除く): 12949033

約数列:

[1, 7, 11, 13, 19, 77, 91, 121, 133, 143, 169, 209, 247, 847, 1001, 1183, 1331, 1463, 1573, 1729, 1859, 2299, 2717, 3211, 9317, 11011, 13013, 16093, 17303, 19019, 20449, 22477, 25289, 29887, 35321, 121121, 143143, 177023, 209209, 224939, 247247, 328757, 388531, 1574573, 2301299, 2719717, 4273841, 29916887]

約数ペア:

[(1, 29916887), (7, 4273841), (11, 2719717), (13, 2301299), (19, 1574573), (77, 388531), (91, 328757), (121, 247247), (133, 224939), (143, 209209), (169, 177023), (209, 143143), (247, 121121), (847, 35321), (1001, 29887), (1183, 25289), (1331, 22477), (1463, 20449), (1573, 19019), (1729, 17303), (1859, 16093), (2299, 13013), (2717, 11011), (3211, 9317)]