13304861985

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{20627693}}^1$

素因数の和:20627744

約数の個数: 16

約数和(自身を含む): 21782844864

約数和(自身を除く): 8477982879

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 20627693, 61883079, 103138465, 309415395, 886990799, 2660972397, 4434953995, 13304861985]

約数ペア:

[(1, 13304861985), (3, 4434953995), (5, 2660972397), (15, 886990799), (43, 309415395), (129, 103138465), (215, 61883079), (645, 20627693)]