31815531394

素因数分解:

$2^1\times {\mathrm{257}}^1\times {\mathrm{1553}}^1\times {\mathrm{39857}}^1$

素因数の和:41669

約数の個数: 16

約数和(自身を含む): 47941042968

約数和(自身を除く): 16125511574

約数列:

[1, 2, 257, 514, 1553, 3106, 39857, 79714, 399121, 798242, 10243249, 20486498, 61897921, 123795842, 15907765697, 31815531394]

約数ペア:

[(1, 31815531394), (2, 15907765697), (257, 123795842), (514, 61897921), (1553, 20486498), (3106, 10243249), (39857, 798242), (79714, 399121)]