207816357

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{701}}^1\times {\mathrm{743}}^1$

素因数の和:1473

約数の個数: 32

約数和(自身を含む): 334264320

約数和(自身を除く): 126447963

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 701, 743, 2103, 2229, 4907, 5201, 13319, 14117, 14721, 15603, 39957, 42351, 93233, 98819, 279699, 296457, 520843, 1562529, 3645901, 9896017, 10937703, 29688051, 69272119, 207816357]

約数ペア:

[(1, 207816357), (3, 69272119), (7, 29688051), (19, 10937703), (21, 9896017), (57, 3645901), (133, 1562529), (399, 520843), (701, 296457), (743, 279699), (2103, 98819), (2229, 93233), (4907, 42351), (5201, 39957), (13319, 15603), (14117, 14721)]