3842559

素因数分解:

$3^7\times 7^1\times {\mathrm{251}}^1$

素因数の和:279

約数の個数: 32

約数和(自身を含む): 6612480

約数和(自身を除く): 2769921

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 251, 567, 729, 753, 1701, 1757, 2187, 2259, 5103, 5271, 6777, 15309, 15813, 20331, 47439, 60993, 142317, 182979, 426951, 548937, 1280853, 3842559]

約数ペア:

[(1, 3842559), (3, 1280853), (7, 548937), (9, 426951), (21, 182979), (27, 142317), (63, 60993), (81, 47439), (189, 20331), (243, 15813), (251, 15309), (567, 6777), (729, 5271), (753, 5103), (1701, 2259), (1757, 2187)]