2155280402

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1379821}}^1$

素因数の和:1379905

約数の個数: 16

約数和(自身を含む): 3576498624

約数和(自身を除く): 1421218222

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 1379821, 2759642, 15178031, 30356062, 97967291, 195934582, 1077640201, 2155280402]

約数ペア:

[(1, 2155280402), (2, 1077640201), (11, 195934582), (22, 97967291), (71, 30356062), (142, 15178031), (781, 2759642), (1562, 1379821)]