13396985

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:305

約数の個数: 32

約数和(自身を含む): 19388160

約数和(自身を除く): 5991175

約数列:

[1, 5, 7, 29, 35, 67, 145, 197, 203, 335, 469, 985, 1015, 1379, 1943, 2345, 5713, 6895, 9715, 13199, 13601, 28565, 39991, 65995, 68005, 92393, 199955, 382771, 461965, 1913855, 2679397, 13396985]

約数ペア:

[(1, 13396985), (5, 2679397), (7, 1913855), (29, 461965), (35, 382771), (67, 199955), (145, 92393), (197, 68005), (203, 65995), (335, 39991), (469, 28565), (985, 13601), (1015, 13199), (1379, 9715), (1943, 6895), (2345, 5713)]