30495861

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{227}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 51217920

約数和(自身を除く): 20722059

約数列:

[1, 3, 9, 11, 23, 33, 59, 69, 99, 177, 207, 227, 253, 531, 649, 681, 759, 1357, 1947, 2043, 2277, 2497, 4071, 5221, 5841, 7491, 12213, 13393, 14927, 15663, 22473, 40179, 44781, 46989, 57431, 120537, 134343, 147323, 172293, 308039, 441969, 516879, 924117, 1325907, 2772351, 3388429, 10165287, 30495861]

約数ペア:

[(1, 30495861), (3, 10165287), (9, 3388429), (11, 2772351), (23, 1325907), (33, 924117), (59, 516879), (69, 441969), (99, 308039), (177, 172293), (207, 147323), (227, 134343), (253, 120537), (531, 57431), (649, 46989), (681, 44781), (759, 40179), (1357, 22473), (1947, 15663), (2043, 14927), (2277, 13393), (2497, 12213), (4071, 7491), (5221, 5841)]