18144585

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{373}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 33606144

約数和(自身を除く): 15461559

約数列:

[1, 3, 5, 9, 15, 23, 45, 47, 69, 115, 141, 207, 235, 345, 373, 423, 705, 1035, 1081, 1119, 1865, 2115, 3243, 3357, 5405, 5595, 8579, 9729, 16215, 16785, 17531, 25737, 42895, 48645, 52593, 77211, 87655, 128685, 157779, 262965, 386055, 403213, 788895, 1209639, 2016065, 3628917, 6048195, 18144585]

約数ペア:

[(1, 18144585), (3, 6048195), (5, 3628917), (9, 2016065), (15, 1209639), (23, 788895), (45, 403213), (47, 386055), (69, 262965), (115, 157779), (141, 128685), (207, 87655), (235, 77211), (345, 52593), (373, 48645), (423, 42895), (705, 25737), (1035, 17531), (1081, 16785), (1119, 16215), (1865, 9729), (2115, 8579), (3243, 5595), (3357, 5405)]