164073609

素因数分解:

$3^2\times 7^2\times {\mathrm{372049}}^1$

素因数の和:372069

約数の個数: 18

約数和(自身を含む): 275689050

約数和(自身を除く): 111615441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 372049, 1116147, 2604343, 3348441, 7813029, 18230401, 23439087, 54691203, 164073609]

約数ペア:

[(1, 164073609), (3, 54691203), (7, 23439087), (9, 18230401), (21, 7813029), (49, 3348441), (63, 2604343), (147, 1116147), (441, 372049)]