30378591

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{647}}^1$

素因数の和:740

約数の個数: 32

約数和(自身を含む): 47278080

約数和(自身を除く): 16899489

約数列:

[1, 3, 9, 27, 37, 47, 111, 141, 333, 423, 647, 999, 1269, 1739, 1941, 5217, 5823, 15651, 17469, 23939, 30409, 46953, 71817, 91227, 215451, 273681, 646353, 821043, 1125133, 3375399, 10126197, 30378591]

約数ペア:

[(1, 30378591), (3, 10126197), (9, 3375399), (27, 1125133), (37, 821043), (47, 646353), (111, 273681), (141, 215451), (333, 91227), (423, 71817), (647, 46953), (999, 30409), (1269, 23939), (1739, 17469), (1941, 15651), (5217, 5823)]