28216101

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{239}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 41472000

約数和(自身を除く): 13255899

約数列:

[1, 3, 23, 29, 59, 69, 87, 177, 239, 667, 717, 1357, 1711, 2001, 4071, 5133, 5497, 6931, 14101, 16491, 20793, 39353, 42303, 118059, 159413, 324323, 408929, 478239, 972969, 1226787, 9405367, 28216101]

約数ペア:

[(1, 28216101), (3, 9405367), (23, 1226787), (29, 972969), (59, 478239), (69, 408929), (87, 324323), (177, 159413), (239, 118059), (667, 42303), (717, 39353), (1357, 20793), (1711, 16491), (2001, 14101), (4071, 6931), (5133, 5497)]