25246755

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:257

約数の個数: 64

約数和(自身を含む): 48107520

約数和(自身を除く): 22860765

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 47, 69, 115, 135, 141, 173, 207, 235, 345, 423, 519, 621, 705, 865, 1035, 1081, 1269, 1557, 2115, 2595, 3105, 3243, 3979, 4671, 5405, 6345, 7785, 8131, 9729, 11937, 16215, 19895, 23355, 24393, 29187, 35811, 40655, 48645, 59685, 73179, 107433, 121965, 145935, 179055, 187013, 219537, 365895, 537165, 561039, 935065, 1097685, 1683117, 2805195, 5049351, 8415585, 25246755]

約数ペア:

[(1, 25246755), (3, 8415585), (5, 5049351), (9, 2805195), (15, 1683117), (23, 1097685), (27, 935065), (45, 561039), (47, 537165), (69, 365895), (115, 219537), (135, 187013), (141, 179055), (173, 145935), (207, 121965), (235, 107433), (345, 73179), (423, 59685), (519, 48645), (621, 40655), (705, 35811), (865, 29187), (1035, 24393), (1081, 23355), (1269, 19895), (1557, 16215), (2115, 11937), (2595, 9729), (3105, 8131), (3243, 7785), (3979, 6345), (4671, 5405)]