30903747

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1061}}^1$

素因数の和:1163

約数の個数: 32

約数和(自身を含む): 50296320

約数和(自身を除く): 19392573

約数列:

[1, 3, 7, 19, 21, 57, 73, 133, 219, 399, 511, 1061, 1387, 1533, 3183, 4161, 7427, 9709, 20159, 22281, 29127, 60477, 77453, 141113, 232359, 423339, 542171, 1471607, 1626513, 4414821, 10301249, 30903747]

約数ペア:

[(1, 30903747), (3, 10301249), (7, 4414821), (19, 1626513), (21, 1471607), (57, 542171), (73, 423339), (133, 232359), (219, 141113), (399, 77453), (511, 60477), (1061, 29127), (1387, 22281), (1533, 20159), (3183, 9709), (4161, 7427)]