327980737

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:373

約数の個数: 32

約数和(自身を含む): 395366400

約数和(自身を除く): 67385663

約数列:

[1, 7, 43, 71, 103, 149, 301, 497, 721, 1043, 3053, 4429, 6407, 7313, 10579, 15347, 21371, 31003, 44849, 51191, 74053, 107429, 314459, 454897, 659921, 1089637, 2201213, 3184279, 4619447, 7627459, 46854391, 327980737]

約数ペア:

[(1, 327980737), (7, 46854391), (43, 7627459), (71, 4619447), (103, 3184279), (149, 2201213), (301, 1089637), (497, 659921), (721, 454897), (1043, 314459), (3053, 107429), (4429, 74053), (6407, 51191), (7313, 44849), (10579, 31003), (15347, 21371)]