1221393

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:272

約数の個数: 16

約数和(自身を含む): 1713600

約数和(自身を除く): 492207

約数列:

[1, 3, 29, 87, 101, 139, 303, 417, 2929, 4031, 8787, 12093, 14039, 42117, 407131, 1221393]

約数ペア:

[(1, 1221393), (3, 407131), (29, 42117), (87, 14039), (101, 12093), (139, 8787), (303, 4031), (417, 2929)]