257544315

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{12203}}^1$

素因数の和:12288

約数の個数: 48

約数和(自身を含む): 517840128

約数和(自身を除く): 260295813

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 67, 105, 201, 315, 335, 469, 603, 1005, 1407, 2345, 3015, 4221, 7035, 12203, 21105, 36609, 61015, 85421, 109827, 183045, 256263, 427105, 549135, 768789, 817601, 1281315, 2452803, 3843945, 4088005, 5723207, 7358409, 12264015, 17169621, 28616035, 36792045, 51508863, 85848105, 257544315]

約数ペア:

[(1, 257544315), (3, 85848105), (5, 51508863), (7, 36792045), (9, 28616035), (15, 17169621), (21, 12264015), (35, 7358409), (45, 5723207), (63, 4088005), (67, 3843945), (105, 2452803), (201, 1281315), (315, 817601), (335, 768789), (469, 549135), (603, 427105), (1005, 256263), (1407, 183045), (2345, 109827), (3015, 85421), (4221, 61015), (7035, 36609), (12203, 21105)]