981688869

素因数分解:

$3^3\times 7^1\times {\mathrm{269}}^1\times {\mathrm{19309}}^1$

素因数の和:19594

約数の個数: 32

約数和(自身を含む): 1668384000

約数和(自身を除く): 686695131

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 269, 807, 1883, 2421, 5649, 7263, 16947, 19309, 50841, 57927, 135163, 173781, 405489, 521343, 1216467, 3649401, 5194121, 15582363, 36358847, 46747089, 109076541, 140241267, 327229623, 981688869]

約数ペア:

[(1, 981688869), (3, 327229623), (7, 140241267), (9, 109076541), (21, 46747089), (27, 36358847), (63, 15582363), (189, 5194121), (269, 3649401), (807, 1216467), (1883, 521343), (2421, 405489), (5649, 173781), (7263, 135163), (16947, 57927), (19309, 50841)]