13927641

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3001}}^1$

素因数の和:3041

約数の個数: 32

約数和(自身を含む): 24208128

約数和(自身を除く): 10280487

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 3001, 4641, 9003, 21007, 39013, 51017, 63021, 117039, 153051, 273091, 357119, 663221, 819273, 1071357, 1989663, 4642547, 13927641]

約数ペア:

[(1, 13927641), (3, 4642547), (7, 1989663), (13, 1071357), (17, 819273), (21, 663221), (39, 357119), (51, 273091), (91, 153051), (119, 117039), (221, 63021), (273, 51017), (357, 39013), (663, 21007), (1547, 9003), (3001, 4641)]