288020349

素因数分解:

$3^2\times {\mathrm{31}}^2\times {\mathrm{33301}}^1$

素因数の和:33369

約数の個数: 18

約数和(自身を含む): 429895518

約数和(自身を除く): 141875169

約数列:

[1, 3, 9, 31, 93, 279, 961, 2883, 8649, 33301, 99903, 299709, 1032331, 3096993, 9290979, 32002261, 96006783, 288020349]

約数ペア:

[(1, 288020349), (3, 96006783), (9, 32002261), (31, 9290979), (93, 3096993), (279, 1032331), (961, 299709), (2883, 99903), (8649, 33301)]