9874431

素因数分解:

$3^2\times 7^2\times {\mathrm{22391}}^1$

素因数の和:22411

約数の個数: 18

約数和(自身を含む): 16592472

約数和(自身を除く): 6718041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 22391, 67173, 156737, 201519, 470211, 1097159, 1410633, 3291477, 9874431]

約数ペア:

[(1, 9874431), (3, 3291477), (7, 1410633), (9, 1097159), (21, 470211), (49, 201519), (63, 156737), (147, 67173), (441, 22391)]