319870719

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{267227}}^1$

素因数の和:267259

約数の個数: 24

約数和(自身を含む): 555834240

約数和(自身を除く): 235963521

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 267227, 801681, 1870589, 2405043, 5077313, 5611767, 15231939, 16835301, 35541191, 45695817, 106623573, 319870719]

約数ペア:

[(1, 319870719), (3, 106623573), (7, 45695817), (9, 35541191), (19, 16835301), (21, 15231939), (57, 5611767), (63, 5077313), (133, 2405043), (171, 1870589), (399, 801681), (1197, 267227)]