81117436

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{7039}}^1$

素因数の和:7153

約数の個数: 24

約数和(自身を含む): 147445760

約数和(自身を除く): 66328324

約数列:

[1, 2, 4, 43, 67, 86, 134, 172, 268, 2881, 5762, 7039, 11524, 14078, 28156, 302677, 471613, 605354, 943226, 1210708, 1886452, 20279359, 40558718, 81117436]

約数ペア:

[(1, 81117436), (2, 40558718), (4, 20279359), (43, 1886452), (67, 1210708), (86, 943226), (134, 605354), (172, 471613), (268, 302677), (2881, 28156), (5762, 14078), (7039, 11524)]