221034737

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{3229}}^1$

素因数の和:3381

約数の個数: 24

約数和(自身を含む): 282792960

約数和(自身を除く): 61758223

約数列:

[1, 7, 11, 49, 77, 127, 539, 889, 1397, 3229, 6223, 9779, 22603, 35519, 68453, 158221, 248633, 410083, 1740431, 2870581, 4510913, 20094067, 31576391, 221034737]

約数ペア:

[(1, 221034737), (7, 31576391), (11, 20094067), (49, 4510913), (77, 2870581), (127, 1740431), (539, 410083), (889, 248633), (1397, 158221), (3229, 68453), (6223, 35519), (9779, 22603)]