15071427

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1399}}^1$

素因数の和:1437

約数の個数: 40

約数和(自身を含む): 27104000

約数和(自身を除く): 12032573

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 399, 513, 567, 1197, 1399, 1539, 3591, 4197, 9793, 10773, 12591, 26581, 29379, 37773, 79743, 88137, 113319, 186067, 239229, 264411, 558201, 717687, 793233, 1674603, 2153061, 5023809, 15071427]

約数ペア:

[(1, 15071427), (3, 5023809), (7, 2153061), (9, 1674603), (19, 793233), (21, 717687), (27, 558201), (57, 264411), (63, 239229), (81, 186067), (133, 113319), (171, 88137), (189, 79743), (399, 37773), (513, 29379), (567, 26581), (1197, 12591), (1399, 10773), (1539, 9793), (3591, 4197)]