28723611

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{373}}^1$

素因数の和:595

約数の個数: 32

約数和(自身を含む): 46435840

約数和(自身を除く): 17712229

約数列:

[1, 3, 7, 19, 21, 57, 133, 193, 373, 399, 579, 1119, 1351, 2611, 3667, 4053, 7087, 7833, 11001, 21261, 25669, 49609, 71989, 77007, 148827, 215967, 503923, 1367791, 1511769, 4103373, 9574537, 28723611]

約数ペア:

[(1, 28723611), (3, 9574537), (7, 4103373), (19, 1511769), (21, 1367791), (57, 503923), (133, 215967), (193, 148827), (373, 77007), (399, 71989), (579, 49609), (1119, 25669), (1351, 21261), (2611, 11001), (3667, 7833), (4053, 7087)]