31520538

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2579}}^1$

素因数の和:2691

約数の個数: 48

約数和(自身を含む): 78886080

約数和(自身を除く): 47365542

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 97, 126, 194, 291, 582, 679, 873, 1358, 1746, 2037, 2579, 4074, 5158, 6111, 7737, 12222, 15474, 18053, 23211, 36106, 46422, 54159, 108318, 162477, 250163, 324954, 500326, 750489, 1500978, 1751141, 2251467, 3502282, 4502934, 5253423, 10506846, 15760269, 31520538]

約数ペア:

[(1, 31520538), (2, 15760269), (3, 10506846), (6, 5253423), (7, 4502934), (9, 3502282), (14, 2251467), (18, 1751141), (21, 1500978), (42, 750489), (63, 500326), (97, 324954), (126, 250163), (194, 162477), (291, 108318), (582, 54159), (679, 46422), (873, 36106), (1358, 23211), (1746, 18053), (2037, 15474), (2579, 12222), (4074, 7737), (5158, 6111)]