135990975

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{223}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 231985152

約数和(自身を除く): 95994177

約数列:

[1, 3, 5, 15, 25, 47, 75, 141, 173, 223, 235, 519, 669, 705, 865, 1115, 1175, 2595, 3345, 3525, 4325, 5575, 8131, 10481, 12975, 16725, 24393, 31443, 38579, 40655, 52405, 115737, 121965, 157215, 192895, 203275, 262025, 578685, 609825, 786075, 964475, 1813213, 2893425, 5439639, 9066065, 27198195, 45330325, 135990975]

約数ペア:

[(1, 135990975), (3, 45330325), (5, 27198195), (15, 9066065), (25, 5439639), (47, 2893425), (75, 1813213), (141, 964475), (173, 786075), (223, 609825), (235, 578685), (519, 262025), (669, 203275), (705, 192895), (865, 157215), (1115, 121965), (1175, 115737), (2595, 52405), (3345, 40655), (3525, 38579), (4325, 31443), (5575, 24393), (8131, 16725), (10481, 12975)]