280792358

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{5347}}^1$

素因数の和:5409

約数の個数: 48

約数和(自身を含む): 546266112

約数和(自身を除く): 265473754

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 121, 154, 217, 242, 341, 434, 682, 847, 1694, 2387, 3751, 4774, 5347, 7502, 10694, 26257, 37429, 52514, 58817, 74858, 117634, 165757, 331514, 411719, 646987, 823438, 1160299, 1293974, 1823327, 2320598, 3646654, 4528909, 9057818, 12763289, 20056597, 25526578, 40113194, 140396179, 280792358]

約数ペア:

[(1, 280792358), (2, 140396179), (7, 40113194), (11, 25526578), (14, 20056597), (22, 12763289), (31, 9057818), (62, 4528909), (77, 3646654), (121, 2320598), (154, 1823327), (217, 1293974), (242, 1160299), (341, 823438), (434, 646987), (682, 411719), (847, 331514), (1694, 165757), (2387, 117634), (3751, 74858), (4774, 58817), (5347, 52514), (7502, 37429), (10694, 26257)]