3850871787

素因数分解:

$3^7\times 7^1\times {\mathrm{251543}}^1$

素因数の和:251571

約数の個数: 32

約数和(自身を含む): 6600514560

約数和(自身を除く): 2749642773

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 2187, 5103, 15309, 251543, 754629, 1760801, 2263887, 5282403, 6791661, 15847209, 20374983, 47541627, 61124949, 142624881, 183374847, 427874643, 550124541, 1283623929, 3850871787]

約数ペア:

[(1, 3850871787), (3, 1283623929), (7, 550124541), (9, 427874643), (21, 183374847), (27, 142624881), (63, 61124949), (81, 47541627), (189, 20374983), (243, 15847209), (567, 6791661), (729, 5282403), (1701, 2263887), (2187, 1760801), (5103, 754629), (15309, 251543)]