207997617

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{367}}^1$

素因数の和:613

約数の個数: 32

約数和(自身を含む): 299345920

約数和(自身を除く): 91348303

約数列:

[1, 3, 19, 57, 61, 163, 183, 367, 489, 1101, 1159, 3097, 3477, 6973, 9291, 9943, 20919, 22387, 29829, 59821, 67161, 179463, 188917, 425353, 566751, 1136599, 1276059, 3409797, 3649081, 10947243, 69332539, 207997617]

約数ペア:

[(1, 207997617), (3, 69332539), (19, 10947243), (57, 3649081), (61, 3409797), (163, 1276059), (183, 1136599), (367, 566751), (489, 425353), (1101, 188917), (1159, 179463), (3097, 67161), (3477, 59821), (6973, 29829), (9291, 22387), (9943, 20919)]