1285648

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{883}}^1$

素因数の和:911

約数の個数: 40

約数和(自身を含む): 3069248

約数和(自身を除く): 1783600

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 883, 1456, 1766, 3532, 6181, 7064, 11479, 12362, 14128, 22958, 24724, 45916, 49448, 80353, 91832, 98896, 160706, 183664, 321412, 642824, 1285648]

約数ペア:

[(1, 1285648), (2, 642824), (4, 321412), (7, 183664), (8, 160706), (13, 98896), (14, 91832), (16, 80353), (26, 49448), (28, 45916), (52, 24724), (56, 22958), (91, 14128), (104, 12362), (112, 11479), (182, 7064), (208, 6181), (364, 3532), (728, 1766), (883, 1456)]