129432856

素因数分解:

$2^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{27847}}^1$

素因数の和:27943

約数の個数: 32

約数和(自身を含む): 280707840

約数和(自身を除く): 151274984

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 83, 166, 332, 581, 664, 1162, 2324, 4648, 27847, 55694, 111388, 194929, 222776, 389858, 779716, 1559432, 2311301, 4622602, 9245204, 16179107, 18490408, 32358214, 64716428, 129432856]

約数ペア:

[(1, 129432856), (2, 64716428), (4, 32358214), (7, 18490408), (8, 16179107), (14, 9245204), (28, 4622602), (56, 2311301), (83, 1559432), (166, 779716), (332, 389858), (581, 222776), (664, 194929), (1162, 111388), (2324, 55694), (4648, 27847)]