3491991

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{2269}}^1$

素因数の和:2300

約数の個数: 20

約数和(自身を含む): 5493400

約数和(自身を除く): 2001409

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 2269, 6807, 20421, 43111, 61263, 129333, 183789, 387999, 1163997, 3491991]

約数ペア:

[(1, 3491991), (3, 1163997), (9, 387999), (19, 183789), (27, 129333), (57, 61263), (81, 43111), (171, 20421), (513, 6807), (1539, 2269)]