642824

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{883}}^1$

素因数の和:909

約数の個数: 32

約数和(自身を含む): 1485120

約数和(自身を除く): 842296

約数列:

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

約数ペア:

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