30279753

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{20897}}^1$

素因数の和:20933

約数の個数: 24

約数和(自身を含む): 52161408

約数和(自身を除く): 21881655

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 20897, 62691, 146279, 188073, 438837, 480631, 1316511, 1441893, 3364417, 4325679, 10093251, 30279753]

約数ペア:

[(1, 30279753), (3, 10093251), (7, 4325679), (9, 3364417), (21, 1441893), (23, 1316511), (63, 480631), (69, 438837), (161, 188073), (207, 146279), (483, 62691), (1449, 20897)]