16817283

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 29286400

約数和(自身を除く): 12469117

約数列:

[1, 3, 7, 9, 21, 31, 63, 79, 93, 109, 217, 237, 279, 327, 553, 651, 711, 763, 981, 1659, 1953, 2289, 2449, 3379, 4977, 6867, 7347, 8611, 10137, 17143, 22041, 23653, 25833, 30411, 51429, 60277, 70959, 77499, 154287, 180831, 212877, 266941, 542493, 800823, 1868587, 2402469, 5605761, 16817283]

約数ペア:

[(1, 16817283), (3, 5605761), (7, 2402469), (9, 1868587), (21, 800823), (31, 542493), (63, 266941), (79, 212877), (93, 180831), (109, 154287), (217, 77499), (237, 70959), (279, 60277), (327, 51429), (553, 30411), (651, 25833), (711, 23653), (763, 22041), (981, 17143), (1659, 10137), (1953, 8611), (2289, 7347), (2449, 6867), (3379, 4977)]