207840908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1\times {\mathrm{367}}^1$

素因数の和:654

約数の個数: 48

約数和(自身を含む): 406307328

約数和(自身を除く): 198466420

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 211, 244, 367, 422, 671, 734, 844, 1342, 1468, 2321, 2684, 4037, 4642, 8074, 9284, 12871, 16148, 22387, 25742, 44774, 51484, 77437, 89548, 141581, 154874, 246257, 283162, 309748, 492514, 566324, 851807, 985028, 1703614, 3407228, 4723657, 9447314, 18894628, 51960227, 103920454, 207840908]

約数ペア:

[(1, 207840908), (2, 103920454), (4, 51960227), (11, 18894628), (22, 9447314), (44, 4723657), (61, 3407228), (122, 1703614), (211, 985028), (244, 851807), (367, 566324), (422, 492514), (671, 309748), (734, 283162), (844, 246257), (1342, 154874), (1468, 141581), (2321, 89548), (2684, 77437), (4037, 51484), (4642, 44774), (8074, 25742), (9284, 22387), (12871, 16148)]