261609790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2012383}}^1$

素因数の和:2012403

約数の個数: 16

約数和(自身を含む): 507120768

約数和(自身を除く): 245510978

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 2012383, 4024766, 10061915, 20123830, 26160979, 52321958, 130804895, 261609790]

約数ペア:

[(1, 261609790), (2, 130804895), (5, 52321958), (10, 26160979), (13, 20123830), (26, 10061915), (65, 4024766), (130, 2012383)]