211329963

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{227}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 337777440

約数和(自身を除く): 126447477

約数列:

[1, 3, 9, 13, 39, 73, 109, 117, 219, 227, 327, 657, 681, 949, 981, 1417, 2043, 2847, 2951, 4251, 7957, 8541, 8853, 12753, 16571, 23871, 24743, 26559, 49713, 71613, 74229, 103441, 149139, 215423, 222687, 310323, 321659, 646269, 930969, 964977, 1806239, 1938807, 2894931, 5418717, 16256151, 23481107, 70443321, 211329963]

約数ペア:

[(1, 211329963), (3, 70443321), (9, 23481107), (13, 16256151), (39, 5418717), (73, 2894931), (109, 1938807), (117, 1806239), (219, 964977), (227, 930969), (327, 646269), (657, 321659), (681, 310323), (949, 222687), (981, 215423), (1417, 149139), (2043, 103441), (2847, 74229), (2951, 71613), (4251, 49713), (7957, 26559), (8541, 24743), (8853, 23871), (12753, 16571)]