30867039

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{241}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 54362880

約数和(自身を除く): 23495841

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 107, 133, 171, 241, 321, 399, 723, 749, 963, 1197, 1687, 2033, 2169, 2247, 4579, 5061, 6099, 6741, 13737, 14231, 15183, 18297, 25787, 32053, 41211, 42693, 77361, 96159, 128079, 180509, 232083, 288477, 489953, 541527, 1469859, 1624581, 3429671, 4409577, 10289013, 30867039]

約数ペア:

[(1, 30867039), (3, 10289013), (7, 4409577), (9, 3429671), (19, 1624581), (21, 1469859), (57, 541527), (63, 489953), (107, 288477), (133, 232083), (171, 180509), (241, 128079), (321, 96159), (399, 77361), (723, 42693), (749, 41211), (963, 32053), (1197, 25787), (1687, 18297), (2033, 15183), (2169, 14231), (2247, 13737), (4579, 6741), (5061, 6099)]