13942257

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{421}}^1$

素因数の和:533

約数の個数: 32

約数和(自身を含む): 22686720

約数和(自身を除く): 8744463

約数列:

[1, 3, 7, 19, 21, 57, 83, 133, 249, 399, 421, 581, 1263, 1577, 1743, 2947, 4731, 7999, 8841, 11039, 23997, 33117, 34943, 55993, 104829, 167979, 244601, 663917, 733803, 1991751, 4647419, 13942257]

約数ペア:

[(1, 13942257), (3, 4647419), (7, 1991751), (19, 733803), (21, 663917), (57, 244601), (83, 167979), (133, 104829), (249, 55993), (399, 34943), (421, 33117), (581, 23997), (1263, 11039), (1577, 8841), (1743, 7999), (2947, 4731)]