664136494

素因数分解:

$2^1\times 7^3\times {\mathrm{743}}^1\times {\mathrm{1303}}^1$

素因数の和:2069

約数の個数: 32

約数和(自身を含む): 1164211200

約数和(自身を除く): 500074706

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 743, 1303, 1486, 2606, 5201, 9121, 10402, 18242, 36407, 63847, 72814, 127694, 254849, 446929, 509698, 893858, 968129, 1936258, 6776903, 13553806, 47438321, 94876642, 332068247, 664136494]

約数ペア:

[(1, 664136494), (2, 332068247), (7, 94876642), (14, 47438321), (49, 13553806), (98, 6776903), (343, 1936258), (686, 968129), (743, 893858), (1303, 509698), (1486, 446929), (2606, 254849), (5201, 127694), (9121, 72814), (10402, 63847), (18242, 36407)]