39950901

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{509}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 66830400

約数和(自身を除く): 26879499

約数列:

[1, 3, 9, 17, 19, 27, 51, 57, 81, 153, 171, 243, 323, 459, 509, 513, 969, 1377, 1527, 1539, 2907, 4131, 4581, 4617, 8653, 8721, 9671, 13743, 25959, 26163, 29013, 41229, 77877, 78489, 87039, 123687, 164407, 233631, 261117, 493221, 700893, 783351, 1479663, 2102679, 2350053, 4438989, 13316967, 39950901]

約数ペア:

[(1, 39950901), (3, 13316967), (9, 4438989), (17, 2350053), (19, 2102679), (27, 1479663), (51, 783351), (57, 700893), (81, 493221), (153, 261117), (171, 233631), (243, 164407), (323, 123687), (459, 87039), (509, 78489), (513, 77877), (969, 41229), (1377, 29013), (1527, 26163), (1539, 25959), (2907, 13743), (4131, 9671), (4581, 8721), (4617, 8653)]