1242045

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{3943}}^1$

素因数の和:3961

約数の個数: 24

約数和(自身を含む): 2461056

約数和(自身を除く): 1219011

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 3943, 11829, 19715, 27601, 35487, 59145, 82803, 138005, 177435, 248409, 414015, 1242045]

約数ペア:

[(1, 1242045), (3, 414015), (5, 248409), (7, 177435), (9, 138005), (15, 82803), (21, 59145), (35, 35487), (45, 27601), (63, 19715), (105, 11829), (315, 3943)]