81836564

素因数分解:

$2^2\times {\mathrm{151}}^1\times {\mathrm{157}}^1\times {\mathrm{863}}^1$

素因数の和:1175

約数の個数: 24

約数和(自身を含む): 145248768

約数和(自身を除く): 63412204

約数列:

[1, 2, 4, 151, 157, 302, 314, 604, 628, 863, 1726, 3452, 23707, 47414, 94828, 130313, 135491, 260626, 270982, 521252, 541964, 20459141, 40918282, 81836564]

約数ペア:

[(1, 81836564), (2, 40918282), (4, 20459141), (151, 541964), (157, 521252), (302, 270982), (314, 260626), (604, 135491), (628, 130313), (863, 94828), (1726, 47414), (3452, 23707)]