261004012

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{743}}^1\times {\mathrm{1657}}^1$

素因数の和:2457

約数の個数: 24

約数和(自身を含む): 466282656

約数和(自身を除く): 205278644

約数列:

[1, 2, 4, 53, 106, 212, 743, 1486, 1657, 2972, 3314, 6628, 39379, 78758, 87821, 157516, 175642, 351284, 1231151, 2462302, 4924604, 65251003, 130502006, 261004012]

約数ペア:

[(1, 261004012), (2, 130502006), (4, 65251003), (53, 4924604), (106, 2462302), (212, 1231151), (743, 351284), (1486, 175642), (1657, 157516), (2972, 87821), (3314, 78758), (6628, 39379)]