2398305

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{251}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 4826304

約数和(自身を除く): 2427999

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 49, 65, 91, 105, 147, 195, 245, 251, 273, 455, 637, 735, 753, 1255, 1365, 1757, 1911, 3185, 3263, 3765, 5271, 8785, 9555, 9789, 12299, 16315, 22841, 26355, 36897, 48945, 61495, 68523, 114205, 159887, 184485, 342615, 479661, 799435, 2398305]

約数ペア:

[(1, 2398305), (3, 799435), (5, 479661), (7, 342615), (13, 184485), (15, 159887), (21, 114205), (35, 68523), (39, 61495), (49, 48945), (65, 36897), (91, 26355), (105, 22841), (147, 16315), (195, 12299), (245, 9789), (251, 9555), (273, 8785), (455, 5271), (637, 3765), (735, 3263), (753, 3185), (1255, 1911), (1365, 1757)]