81217542

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{853}}^1\times {\mathrm{2267}}^1$

素因数の和:3132

約数の個数: 32

約数和(自身を含む): 185939712

約数和(自身を除く): 104722170

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 853, 1706, 2267, 2559, 4534, 5118, 5971, 6801, 11942, 13602, 15869, 17913, 31738, 35826, 47607, 95214, 1933751, 3867502, 5801253, 11602506, 13536257, 27072514, 40608771, 81217542]

約数ペア:

[(1, 81217542), (2, 40608771), (3, 27072514), (6, 13536257), (7, 11602506), (14, 5801253), (21, 3867502), (42, 1933751), (853, 95214), (1706, 47607), (2267, 35826), (2559, 31738), (4534, 17913), (5118, 15869), (5971, 13602), (6801, 11942)]