128413936

素因数分解:

$2^4\times 7^1\times {\mathrm{137}}^1\times {\mathrm{8369}}^1$

素因数の和:8521

約数の個数: 40

約数和(自身を含む): 286454880

約数和(自身を除く): 158040944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 137, 274, 548, 959, 1096, 1918, 2192, 3836, 7672, 8369, 15344, 16738, 33476, 58583, 66952, 117166, 133904, 234332, 468664, 937328, 1146553, 2293106, 4586212, 8025871, 9172424, 16051742, 18344848, 32103484, 64206968, 128413936]

約数ペア:

[(1, 128413936), (2, 64206968), (4, 32103484), (7, 18344848), (8, 16051742), (14, 9172424), (16, 8025871), (28, 4586212), (56, 2293106), (112, 1146553), (137, 937328), (274, 468664), (548, 234332), (959, 133904), (1096, 117166), (1918, 66952), (2192, 58583), (3836, 33476), (7672, 16738), (8369, 15344)]