30989931

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{769}}^1$

素因数の和:899

約数の個数: 32

約数和(自身を含む): 50265600

約数和(自身を除く): 19275669

約数列:

[1, 3, 7, 19, 21, 57, 101, 133, 303, 399, 707, 769, 1919, 2121, 2307, 5383, 5757, 13433, 14611, 16149, 40299, 43833, 77669, 102277, 233007, 306831, 543683, 1475711, 1631049, 4427133, 10329977, 30989931]

約数ペア:

[(1, 30989931), (3, 10329977), (7, 4427133), (19, 1631049), (21, 1475711), (57, 543683), (101, 306831), (133, 233007), (303, 102277), (399, 77669), (707, 43833), (769, 40299), (1919, 16149), (2121, 14611), (2307, 13433), (5383, 5757)]