399150837

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^2\times {\mathrm{1181}}^1$

素因数の和:1298

約数の個数: 36

約数和(自身を含む): 624259116

約数和(自身を除く): 225108279

約数列:

[1, 3, 9, 17, 47, 51, 141, 153, 423, 799, 1181, 2209, 2397, 3543, 6627, 7191, 10629, 19881, 20077, 37553, 55507, 60231, 112659, 166521, 180693, 337977, 499563, 943619, 2608829, 2830857, 7826487, 8492571, 23479461, 44350093, 133050279, 399150837]

約数ペア:

[(1, 399150837), (3, 133050279), (9, 44350093), (17, 23479461), (47, 8492571), (51, 7826487), (141, 2830857), (153, 2608829), (423, 943619), (799, 499563), (1181, 337977), (2209, 180693), (2397, 166521), (3543, 112659), (6627, 60231), (7191, 55507), (10629, 37553), (19881, 20077)]