408065905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{1061}}^1$

素因数の和:1237

約数の個数: 32

約数和(自身を含む): 542027808

約数和(自身を除く): 133961903

約数列:

[1, 5, 13, 61, 65, 97, 305, 485, 793, 1061, 1261, 3965, 5305, 5917, 6305, 13793, 29585, 64721, 68965, 76921, 102917, 323605, 384605, 514585, 841373, 1337921, 4206865, 6277937, 6689605, 31389685, 81613181, 408065905]

約数ペア:

[(1, 408065905), (5, 81613181), (13, 31389685), (61, 6689605), (65, 6277937), (97, 4206865), (305, 1337921), (485, 841373), (793, 514585), (1061, 384605), (1261, 323605), (3965, 102917), (5305, 76921), (5917, 68965), (6305, 64721), (13793, 29585)]