51178890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{243709}}^1$

素因数の和:243726

約数の個数: 32

約数和(自身を含む): 140376960

約数和(自身を除く): 89198070

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 243709, 487418, 731127, 1218545, 1462254, 1705963, 2437090, 3411926, 3655635, 5117889, 7311270, 8529815, 10235778, 17059630, 25589445, 51178890]

約数ペア:

[(1, 51178890), (2, 25589445), (3, 17059630), (5, 10235778), (6, 8529815), (7, 7311270), (10, 5117889), (14, 3655635), (15, 3411926), (21, 2437090), (30, 1705963), (35, 1462254), (42, 1218545), (70, 731127), (105, 487418), (210, 243709)]