298889199

素因数分解:

$3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1\times {\mathrm{439}}^1$

素因数の和:660

約数の個数: 48

約数和(自身を含む): 504092160

約数和(自身を除く): 205202961

約数列:

[1, 3, 7, 9, 21, 63, 101, 107, 303, 321, 439, 707, 749, 909, 963, 1317, 2121, 2247, 3073, 3951, 6363, 6741, 9219, 10807, 27657, 32421, 44339, 46973, 75649, 97263, 133017, 140919, 226947, 310373, 328811, 399051, 422757, 680841, 931119, 986433, 2793357, 2959299, 4744273, 14232819, 33209911, 42698457, 99629733, 298889199]

約数ペア:

[(1, 298889199), (3, 99629733), (7, 42698457), (9, 33209911), (21, 14232819), (63, 4744273), (101, 2959299), (107, 2793357), (303, 986433), (321, 931119), (439, 680841), (707, 422757), (749, 399051), (909, 328811), (963, 310373), (1317, 226947), (2121, 140919), (2247, 133017), (3073, 97263), (3951, 75649), (6363, 46973), (6741, 44339), (9219, 32421), (10807, 27657)]