266572691

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{21503}}^1$

素因数の和:21551

約数の個数: 24

約数和(自身を含む): 353009664

約数和(自身を除く): 86436973

約数列:

[1, 7, 11, 23, 49, 77, 161, 253, 539, 1127, 1771, 12397, 21503, 150521, 236533, 494569, 1053647, 1655731, 3461983, 5440259, 11590117, 24233881, 38081813, 266572691]

約数ペア:

[(1, 266572691), (7, 38081813), (11, 24233881), (23, 11590117), (49, 5440259), (77, 3461983), (161, 1655731), (253, 1053647), (539, 494569), (1127, 236533), (1771, 150521), (12397, 21503)]