489769915

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{1601}}^1$

素因数の和:1743

約数の個数: 32

約数和(自身を含む): 643619520

約数和(自身を除く): 153849605

約数列:

[1, 5, 17, 59, 61, 85, 295, 305, 1003, 1037, 1601, 3599, 5015, 5185, 8005, 17995, 27217, 61183, 94459, 97661, 136085, 305915, 472295, 488305, 1605803, 1660237, 5761999, 8029015, 8301185, 28809995, 97953983, 489769915]

約数ペア:

[(1, 489769915), (5, 97953983), (17, 28809995), (59, 8301185), (61, 8029015), (85, 5761999), (295, 1660237), (305, 1605803), (1003, 488305), (1037, 472295), (1601, 305915), (3599, 136085), (5015, 97661), (5185, 94459), (8005, 61183), (17995, 27217)]