289170735

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{19813}}^1$

素因数の和:19967

約数の個数: 32

約数和(自身を含む): 532600320

約数和(自身を除く): 243429585

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 139, 417, 695, 973, 2085, 2919, 4865, 14595, 19813, 59439, 99065, 138691, 297195, 416073, 693455, 2080365, 2754007, 8262021, 13770035, 19278049, 41310105, 57834147, 96390245, 289170735]

約数ペア:

[(1, 289170735), (3, 96390245), (5, 57834147), (7, 41310105), (15, 19278049), (21, 13770035), (35, 8262021), (105, 2754007), (139, 2080365), (417, 693455), (695, 416073), (973, 297195), (2085, 138691), (2919, 99065), (4865, 59439), (14595, 19813)]