15815950131

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{719}}^1\times {\mathrm{1693}}^1$

素因数の和:2547

約数の個数: 32

約数和(自身を含む): 21778606080

約数和(自身を除く): 5962655949

約数列:

[1, 3, 61, 71, 183, 213, 719, 1693, 2157, 4331, 5079, 12993, 43859, 51049, 103273, 120203, 131577, 153147, 309819, 360609, 1217267, 3113989, 3651801, 7332383, 9341967, 21997149, 74253287, 86425957, 222759861, 259277871, 5271983377, 15815950131]

約数ペア:

[(1, 15815950131), (3, 5271983377), (61, 259277871), (71, 222759861), (183, 86425957), (213, 74253287), (719, 21997149), (1693, 9341967), (2157, 7332383), (4331, 3651801), (5079, 3113989), (12993, 1217267), (43859, 360609), (51049, 309819), (103273, 153147), (120203, 131577)]