38928981

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{1567}}^1$

素因数の和:1610

約数の個数: 36

約数和(自身を含む): 65423232

約数和(自身を除く): 26494251

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 169, 273, 507, 637, 1183, 1567, 1911, 3549, 4701, 8281, 10969, 20371, 24843, 32907, 61113, 76783, 142597, 230349, 264823, 427791, 794469, 998179, 1853761, 2994537, 5561283, 12976327, 38928981]

約数ペア:

[(1, 38928981), (3, 12976327), (7, 5561283), (13, 2994537), (21, 1853761), (39, 998179), (49, 794469), (91, 427791), (147, 264823), (169, 230349), (273, 142597), (507, 76783), (637, 61113), (1183, 32907), (1567, 24843), (1911, 20371), (3549, 10969), (4701, 8281)]