30140859

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{75541}}^1$

素因数の和:75570

約数の個数: 16

約数和(自身を含む): 48346880

約数和(自身を除く): 18206021

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 75541, 226623, 528787, 1435279, 1586361, 4305837, 10046953, 30140859]

約数ペア:

[(1, 30140859), (3, 10046953), (7, 4305837), (19, 1586361), (21, 1435279), (57, 528787), (133, 226623), (399, 75541)]