252180747

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{839}}^1$

素因数の和:1232

約数の個数: 48

約数和(自身を含む): 450078720

約数和(自身を除く): 197897973

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 367, 819, 839, 1101, 2517, 2569, 3303, 4771, 5873, 7551, 7707, 10907, 14313, 17619, 23121, 32721, 33397, 42939, 52857, 76349, 98163, 100191, 229047, 300573, 307913, 687141, 923739, 2155391, 2771217, 4002869, 6466173, 12008607, 19398519, 28020083, 36025821, 84060249, 252180747]

約数ペア:

[(1, 252180747), (3, 84060249), (7, 36025821), (9, 28020083), (13, 19398519), (21, 12008607), (39, 6466173), (63, 4002869), (91, 2771217), (117, 2155391), (273, 923739), (367, 687141), (819, 307913), (839, 300573), (1101, 229047), (2517, 100191), (2569, 98163), (3303, 76349), (4771, 52857), (5873, 42939), (7551, 33397), (7707, 32721), (10907, 23121), (14313, 17619)]