28185262

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{643}}^1$

素因数の和:784

約数の個数: 32

約数和(自身を含む): 50448384

約数和(自身を除く): 22263122

約数列:

[1, 2, 7, 14, 31, 62, 101, 202, 217, 434, 643, 707, 1286, 1414, 3131, 4501, 6262, 9002, 19933, 21917, 39866, 43834, 64943, 129886, 139531, 279062, 454601, 909202, 2013233, 4026466, 14092631, 28185262]

約数ペア:

[(1, 28185262), (2, 14092631), (7, 4026466), (14, 2013233), (31, 909202), (62, 454601), (101, 279062), (202, 139531), (217, 129886), (434, 64943), (643, 43834), (707, 39866), (1286, 21917), (1414, 19933), (3131, 9002), (4501, 6262)]