165902737

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:135

約数の個数: 72

約数和(自身を含む): 241442880

約数和(自身を除く): 75540143

約数列:

[1, 7, 11, 13, 19, 61, 77, 91, 121, 133, 143, 169, 209, 247, 427, 671, 793, 847, 1001, 1159, 1183, 1463, 1573, 1729, 1859, 2299, 2717, 3211, 4697, 5551, 7381, 8113, 8723, 10309, 11011, 12749, 13013, 15067, 16093, 19019, 20449, 22477, 29887, 35321, 51667, 61061, 72163, 89243, 95953, 105469, 113399, 140239, 143143, 165737, 195871, 209209, 247247, 388531, 671671, 793793, 981673, 1160159, 1247389, 1371097, 1823107, 2154581, 2719717, 8731723, 12761749, 15082067, 23700391, 165902737]

約数ペア:

[(1, 165902737), (7, 23700391), (11, 15082067), (13, 12761749), (19, 8731723), (61, 2719717), (77, 2154581), (91, 1823107), (121, 1371097), (133, 1247389), (143, 1160159), (169, 981673), (209, 793793), (247, 671671), (427, 388531), (671, 247247), (793, 209209), (847, 195871), (1001, 165737), (1159, 143143), (1183, 140239), (1463, 113399), (1573, 105469), (1729, 95953), (1859, 89243), (2299, 72163), (2717, 61061), (3211, 51667), (4697, 35321), (5551, 29887), (7381, 22477), (8113, 20449), (8723, 19019), (10309, 16093), (11011, 15067), (12749, 13013)]