66870356

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{33637}}^1$

素因数の和:33719

約数の個数: 24

約数和(自身を含む): 135628416

約数和(自身を除く): 68758060

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 33637, 67274, 134548, 235459, 470918, 941836, 2388227, 4776454, 9552908, 16717589, 33435178, 66870356]

約数ペア:

[(1, 66870356), (2, 33435178), (4, 16717589), (7, 9552908), (14, 4776454), (28, 2388227), (71, 941836), (142, 470918), (284, 235459), (497, 134548), (994, 67274), (1988, 33637)]