206011421

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{331}}^1$

素因数の和:545

約数の個数: 32

約数和(自身を含む): 263900160

約数和(自身を除く): 57888739

約数列:

[1, 7, 11, 59, 77, 137, 331, 413, 649, 959, 1507, 2317, 3641, 4543, 8083, 10549, 19529, 25487, 45347, 56581, 88913, 136703, 214819, 317429, 498817, 622391, 1503733, 2675473, 3491719, 18728311, 29430203, 206011421]

約数ペア:

[(1, 206011421), (7, 29430203), (11, 18728311), (59, 3491719), (77, 2675473), (137, 1503733), (331, 622391), (413, 498817), (649, 317429), (959, 214819), (1507, 136703), (2317, 88913), (3641, 56581), (4543, 45347), (8083, 25487), (10549, 19529)]