208183257

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{5657}}^1$

素因数の和:5742

約数の個数: 32

約数和(自身を含む): 325900800

約数和(自身を除く): 117717543

約数列:

[1, 3, 9, 27, 29, 47, 87, 141, 261, 423, 783, 1269, 1363, 4089, 5657, 12267, 16971, 36801, 50913, 152739, 164053, 265879, 492159, 797637, 1476477, 2392911, 4429431, 7178733, 7710491, 23131473, 69394419, 208183257]

約数ペア:

[(1, 208183257), (3, 69394419), (9, 23131473), (27, 7710491), (29, 7178733), (47, 4429431), (87, 2392911), (141, 1476477), (261, 797637), (423, 492159), (783, 265879), (1269, 164053), (1363, 152739), (4089, 50913), (5657, 36801), (12267, 16971)]