8415585

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 15634944

約数和(自身を除く): 7219359

約数列:

[1, 3, 5, 9, 15, 23, 45, 47, 69, 115, 141, 173, 207, 235, 345, 423, 519, 705, 865, 1035, 1081, 1557, 2115, 2595, 3243, 3979, 5405, 7785, 8131, 9729, 11937, 16215, 19895, 24393, 35811, 40655, 48645, 59685, 73179, 121965, 179055, 187013, 365895, 561039, 935065, 1683117, 2805195, 8415585]

約数ペア:

[(1, 8415585), (3, 2805195), (5, 1683117), (9, 935065), (15, 561039), (23, 365895), (45, 187013), (47, 179055), (69, 121965), (115, 73179), (141, 59685), (173, 48645), (207, 40655), (235, 35811), (345, 24393), (423, 19895), (519, 16215), (705, 11937), (865, 9729), (1035, 8131), (1081, 7785), (1557, 5405), (2115, 3979), (2595, 3243)]