1640753807

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1\times {\mathrm{983}}^1$

素因数の和:1463

約数の個数: 32

約数和(自身を含む): 2091432960

約数和(自身を除く): 450679153

約数列:

[1, 7, 11, 53, 77, 371, 409, 583, 983, 2863, 4081, 4499, 6881, 10813, 21677, 31493, 52099, 75691, 151739, 238447, 364693, 402047, 573089, 1669129, 2814329, 4011623, 4422517, 21308491, 30957619, 149159437, 234393401, 1640753807]

約数ペア:

[(1, 1640753807), (7, 234393401), (11, 149159437), (53, 30957619), (77, 21308491), (371, 4422517), (409, 4011623), (583, 2814329), (983, 1669129), (2863, 573089), (4081, 402047), (4499, 364693), (6881, 238447), (10813, 151739), (21677, 75691), (31493, 52099)]