17921223

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{16189}}^1$

素因数の和:16239

約数の個数: 16

約数和(自身を含む): 27199200

約数和(自身を除く): 9277977

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 16189, 48567, 145701, 437103, 663749, 1991247, 5973741, 17921223]

約数ペア:

[(1, 17921223), (3, 5973741), (9, 1991247), (27, 663749), (41, 437103), (123, 145701), (369, 48567), (1107, 16189)]