209454003

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{271}}^1$

素因数の和:536

約数の個数: 48

約数和(自身を含む): 341832192

約数和(自身を除く): 132378189

約数列:

[1, 3, 9, 11, 33, 37, 99, 111, 211, 271, 333, 407, 633, 813, 1221, 1899, 2321, 2439, 2981, 3663, 6963, 7807, 8943, 10027, 20889, 23421, 26829, 30081, 57181, 70263, 85877, 90243, 110297, 171543, 257631, 330891, 514629, 628991, 772893, 992673, 1886973, 2115697, 5660919, 6347091, 19041273, 23272667, 69818001, 209454003]

約数ペア:

[(1, 209454003), (3, 69818001), (9, 23272667), (11, 19041273), (33, 6347091), (37, 5660919), (99, 2115697), (111, 1886973), (211, 992673), (271, 772893), (333, 628991), (407, 514629), (633, 330891), (813, 257631), (1221, 171543), (1899, 110297), (2321, 90243), (2439, 85877), (2981, 70263), (3663, 57181), (6963, 30081), (7807, 26829), (8943, 23421), (10027, 20889)]