31363155

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 56609280

約数和(自身を除く): 25246125

約数列:

[1, 3, 5, 9, 15, 41, 45, 89, 123, 191, 205, 267, 369, 445, 573, 615, 801, 955, 1335, 1719, 1845, 2865, 3649, 4005, 7831, 8595, 10947, 16999, 18245, 23493, 32841, 39155, 50997, 54735, 70479, 84995, 117465, 152991, 164205, 254985, 352395, 696959, 764955, 2090877, 3484795, 6272631, 10454385, 31363155]

約数ペア:

[(1, 31363155), (3, 10454385), (5, 6272631), (9, 3484795), (15, 2090877), (41, 764955), (45, 696959), (89, 352395), (123, 254985), (191, 164205), (205, 152991), (267, 117465), (369, 84995), (445, 70479), (573, 54735), (615, 50997), (801, 39155), (955, 32841), (1335, 23493), (1719, 18245), (1845, 16999), (2865, 10947), (3649, 8595), (4005, 7831)]