289370588

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{6389}}^1$

素因数の和:6486

約数の個数: 36

約数和(自身を含む): 556620120

約数和(自身を除く): 267249532

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 169, 268, 338, 676, 871, 1742, 3484, 6389, 11323, 12778, 22646, 25556, 45292, 83057, 166114, 332228, 428063, 856126, 1079741, 1712252, 2159482, 4318964, 5564819, 11129638, 22259276, 72342647, 144685294, 289370588]

約数ペア:

[(1, 289370588), (2, 144685294), (4, 72342647), (13, 22259276), (26, 11129638), (52, 5564819), (67, 4318964), (134, 2159482), (169, 1712252), (268, 1079741), (338, 856126), (676, 428063), (871, 332228), (1742, 166114), (3484, 83057), (6389, 45292), (11323, 25556), (12778, 22646)]