331340401

素因数分解:

$7^4\times {\mathrm{59}}^1\times {\mathrm{2339}}^1$

素因数の和:2426

約数の個数: 20

約数和(自身を含む): 393260400

約数和(自身を除く): 61919999

約数列:

[1, 7, 49, 59, 343, 413, 2339, 2401, 2891, 16373, 20237, 114611, 138001, 141659, 802277, 966007, 5615939, 6762049, 47334343, 331340401]

約数ペア:

[(1, 331340401), (7, 47334343), (49, 6762049), (59, 5615939), (343, 966007), (413, 802277), (2339, 141659), (2401, 138001), (2891, 114611), (16373, 20237)]