43720131

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 73457664

約数和(自身を除く): 29737533

約数列:

[1, 3, 7, 13, 21, 39, 91, 97, 127, 169, 273, 291, 381, 507, 679, 889, 1183, 1261, 1651, 2037, 2667, 3549, 3783, 4953, 8827, 11557, 12319, 16393, 21463, 26481, 34671, 36957, 49179, 64389, 86233, 114751, 150241, 160147, 258699, 344253, 450723, 480441, 1121029, 2081911, 3363087, 6245733, 14573377, 43720131]

約数ペア:

[(1, 43720131), (3, 14573377), (7, 6245733), (13, 3363087), (21, 2081911), (39, 1121029), (91, 480441), (97, 450723), (127, 344253), (169, 258699), (273, 160147), (291, 150241), (381, 114751), (507, 86233), (679, 64389), (889, 49179), (1183, 36957), (1261, 34671), (1651, 26481), (2037, 21463), (2667, 16393), (3549, 12319), (3783, 11557), (4953, 8827)]