155127973

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{131}}^1$

素因数の和:195

約数の個数: 48

約数和(自身を含む): 214885440

約数和(自身を除く): 59757467

約数列:

[1, 7, 11, 13, 49, 77, 91, 131, 143, 169, 539, 637, 917, 1001, 1183, 1441, 1703, 1859, 2197, 6419, 7007, 8281, 10087, 11921, 13013, 15379, 18733, 22139, 24167, 70609, 83447, 91091, 107653, 131131, 154973, 169169, 243529, 287807, 917917, 1084811, 1184183, 1704703, 2014649, 3165877, 11932921, 14102543, 22161139, 155127973]

約数ペア:

[(1, 155127973), (7, 22161139), (11, 14102543), (13, 11932921), (49, 3165877), (77, 2014649), (91, 1704703), (131, 1184183), (143, 1084811), (169, 917917), (539, 287807), (637, 243529), (917, 169169), (1001, 154973), (1183, 131131), (1441, 107653), (1703, 91091), (1859, 83447), (2197, 70609), (6419, 24167), (7007, 22139), (8281, 18733), (10087, 15379), (11921, 13013)]