197987565

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{13997}}^1$

素因数の和:14069

約数の個数: 32

約数和(自身を含む): 338639616

約数和(自身を除く): 140652051

約数列:

[1, 3, 5, 15, 23, 41, 69, 115, 123, 205, 345, 615, 943, 2829, 4715, 13997, 14145, 41991, 69985, 209955, 321931, 573877, 965793, 1609655, 1721631, 2869385, 4828965, 8608155, 13199171, 39597513, 65995855, 197987565]

約数ペア:

[(1, 197987565), (3, 65995855), (5, 39597513), (15, 13199171), (23, 8608155), (41, 4828965), (69, 2869385), (115, 1721631), (123, 1609655), (205, 965793), (345, 573877), (615, 321931), (943, 209955), (2829, 69985), (4715, 41991), (13997, 14145)]