289409841

素因数分解:

$3^5\times 7^1\times {\mathrm{170141}}^1$

素因数の和:170163

約数の個数: 24

約数和(自身を含む): 495453504

約数和(自身を除く): 206043663

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 170141, 510423, 1190987, 1531269, 3572961, 4593807, 10718883, 13781421, 32156649, 41344263, 96469947, 289409841]

約数ペア:

[(1, 289409841), (3, 96469947), (7, 41344263), (9, 32156649), (21, 13781421), (27, 10718883), (63, 4593807), (81, 3572961), (189, 1531269), (243, 1190987), (567, 510423), (1701, 170141)]