121241945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{641}}^1$

素因数の和:857

約数の個数: 32

約数和(自身を含む): 168255360

約数和(自身を除く): 47013415

約数列:

[1, 5, 11, 19, 55, 95, 181, 209, 641, 905, 1045, 1991, 3205, 3439, 7051, 9955, 12179, 17195, 35255, 37829, 60895, 116021, 133969, 189145, 580105, 669845, 1276231, 2204399, 6381155, 11021995, 24248389, 121241945]

約数ペア:

[(1, 121241945), (5, 24248389), (11, 11021995), (19, 6381155), (55, 2204399), (95, 1276231), (181, 669845), (209, 580105), (641, 189145), (905, 133969), (1045, 116021), (1991, 60895), (3205, 37829), (3439, 35255), (7051, 17195), (9955, 12179)]