406639415

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{13339}}^1$

素因数の和:13431

約数の個数: 32

約数和(自身を含む): 609584640

約数和(自身を除く): 202945225

約数列:

[1, 5, 7, 13, 35, 65, 67, 91, 335, 455, 469, 871, 2345, 4355, 6097, 13339, 30485, 66695, 93373, 173407, 466865, 867035, 893713, 1213849, 4468565, 6069245, 6255991, 11618269, 31279955, 58091345, 81327883, 406639415]

約数ペア:

[(1, 406639415), (5, 81327883), (7, 58091345), (13, 31279955), (35, 11618269), (65, 6255991), (67, 6069245), (91, 4468565), (335, 1213849), (455, 893713), (469, 867035), (871, 466865), (2345, 173407), (4355, 93373), (6097, 66695), (13339, 30485)]