23157105

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{421}}^1$

素因数の和:641

約数の個数: 32

約数和(自身を含む): 39296640

約数和(自身を除く): 16139535

約数列:

[1, 3, 5, 15, 19, 57, 95, 193, 285, 421, 579, 965, 1263, 2105, 2895, 3667, 6315, 7999, 11001, 18335, 23997, 39995, 55005, 81253, 119985, 243759, 406265, 1218795, 1543807, 4631421, 7719035, 23157105]

約数ペア:

[(1, 23157105), (3, 7719035), (5, 4631421), (15, 1543807), (19, 1218795), (57, 406265), (95, 243759), (193, 119985), (285, 81253), (421, 55005), (579, 39995), (965, 23997), (1263, 18335), (2105, 11001), (2895, 7999), (3667, 6315)]