7987888923

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{123619}}^1$

素因数の和:123827

約数の個数: 32

約数和(自身を含む): 12959331840

約数和(自身を除く): 4971442917

約数列:

[1, 3, 7, 17, 21, 51, 119, 181, 357, 543, 1267, 3077, 3801, 9231, 21539, 64617, 123619, 370857, 865333, 2101523, 2595999, 6304569, 14710661, 22375039, 44131983, 67125117, 156625273, 380375663, 469875819, 1141126989, 2662629641, 7987888923]

約数ペア:

[(1, 7987888923), (3, 2662629641), (7, 1141126989), (17, 469875819), (21, 380375663), (51, 156625273), (119, 67125117), (181, 44131983), (357, 22375039), (543, 14710661), (1267, 6304569), (3077, 2595999), (3801, 2101523), (9231, 865333), (21539, 370857), (64617, 123619)]