1889937

素因数分解:

$3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{229}}^1$

素因数の和:373

約数の個数: 24

約数和(自身を含む): 3157440

約数和(自身を除く): 1267503

約数列:

[1, 3, 7, 9, 21, 63, 131, 229, 393, 687, 917, 1179, 1603, 2061, 2751, 4809, 8253, 14427, 29999, 89997, 209993, 269991, 629979, 1889937]

約数ペア:

[(1, 1889937), (3, 629979), (7, 269991), (9, 209993), (21, 89997), (63, 29999), (131, 14427), (229, 8253), (393, 4809), (687, 2751), (917, 2061), (1179, 1603)]