213950772

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{6481}}^1$

素因数の和:6629

約数の個数: 72

約数和(自身を含む): 622894272

約数和(自身を除く): 408943500

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 131, 252, 262, 393, 524, 786, 917, 1179, 1572, 1834, 2358, 2751, 3668, 4716, 5502, 6481, 8253, 11004, 12962, 16506, 19443, 25924, 33012, 38886, 45367, 58329, 77772, 90734, 116658, 136101, 181468, 233316, 272202, 408303, 544404, 816606, 849011, 1633212, 1698022, 2547033, 3396044, 5094066, 5943077, 7641099, 10188132, 11886154, 15282198, 17829231, 23772308, 30564396, 35658462, 53487693, 71316924, 106975386, 213950772]

約数ペア:

[(1, 213950772), (2, 106975386), (3, 71316924), (4, 53487693), (6, 35658462), (7, 30564396), (9, 23772308), (12, 17829231), (14, 15282198), (18, 11886154), (21, 10188132), (28, 7641099), (36, 5943077), (42, 5094066), (63, 3396044), (84, 2547033), (126, 1698022), (131, 1633212), (252, 849011), (262, 816606), (393, 544404), (524, 408303), (786, 272202), (917, 233316), (1179, 181468), (1572, 136101), (1834, 116658), (2358, 90734), (2751, 77772), (3668, 58329), (4716, 45367), (5502, 38886), (6481, 33012), (8253, 25924), (11004, 19443), (12962, 16506)]