86973380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{334513}}^1$

素因数の和:334535

約数の個数: 24

約数和(自身を含む): 196694232

約数和(自身を除く): 109720852

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 334513, 669026, 1338052, 1672565, 3345130, 4348669, 6690260, 8697338, 17394676, 21743345, 43486690, 86973380]

約数ペア:

[(1, 86973380), (2, 43486690), (4, 21743345), (5, 17394676), (10, 8697338), (13, 6690260), (20, 4348669), (26, 3345130), (52, 1672565), (65, 1338052), (130, 669026), (260, 334513)]