39949917

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{563}}^1$

素因数の和:713

約数の個数: 32

約数和(自身を含む): 63528960

約数和(自身を除く): 23579043

約数列:

[1, 3, 7, 21, 31, 93, 109, 217, 327, 563, 651, 763, 1689, 2289, 3379, 3941, 10137, 11823, 17453, 23653, 52359, 61367, 70959, 122171, 184101, 366513, 429569, 1288707, 1902377, 5707131, 13316639, 39949917]

約数ペア:

[(1, 39949917), (3, 13316639), (7, 5707131), (21, 1902377), (31, 1288707), (93, 429569), (109, 366513), (217, 184101), (327, 122171), (563, 70959), (651, 61367), (763, 52359), (1689, 23653), (2289, 17453), (3379, 11823), (3941, 10137)]