238508721

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{8513}}^1$

素因数の和:8813

約数の個数: 24

約数和(自身を含む): 377204256

約数和(自身を除く): 138695535

約数列:

[1, 3, 9, 11, 33, 99, 283, 849, 2547, 3113, 8513, 9339, 25539, 28017, 76617, 93643, 280929, 842787, 2409179, 7227537, 21682611, 26500969, 79502907, 238508721]

約数ペア:

[(1, 238508721), (3, 79502907), (9, 26500969), (11, 21682611), (33, 7227537), (99, 2409179), (283, 842787), (849, 280929), (2547, 93643), (3113, 76617), (8513, 28017), (9339, 25539)]