13557993

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:241

約数の個数: 32

約数和(自身を含む): 20217600

約数和(自身を除く): 6659607

約数列:

[1, 3, 17, 29, 51, 87, 89, 103, 267, 309, 493, 1479, 1513, 1751, 2581, 2987, 4539, 5253, 7743, 8961, 9167, 27501, 43877, 50779, 131631, 152337, 155839, 265843, 467517, 797529, 4519331, 13557993]

約数ペア:

[(1, 13557993), (3, 4519331), (17, 797529), (29, 467517), (51, 265843), (87, 155839), (89, 152337), (103, 131631), (267, 50779), (309, 43877), (493, 27501), (1479, 9167), (1513, 8961), (1751, 7743), (2581, 5253), (2987, 4539)]