128417898

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{4861}}^1$

素因数の和:4927

約数の個数: 64

約数和(自身を含む): 319258368

約数和(自身を除く): 190840470

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 37, 42, 51, 74, 102, 111, 119, 222, 238, 259, 357, 518, 629, 714, 777, 1258, 1554, 1887, 3774, 4403, 4861, 8806, 9722, 13209, 14583, 26418, 29166, 34027, 68054, 82637, 102081, 165274, 179857, 204162, 247911, 359714, 495822, 539571, 578459, 1079142, 1156918, 1258999, 1735377, 2517998, 3057569, 3470754, 3776997, 6115138, 7553994, 9172707, 18345414, 21402983, 42805966, 64208949, 128417898]

約数ペア:

[(1, 128417898), (2, 64208949), (3, 42805966), (6, 21402983), (7, 18345414), (14, 9172707), (17, 7553994), (21, 6115138), (34, 3776997), (37, 3470754), (42, 3057569), (51, 2517998), (74, 1735377), (102, 1258999), (111, 1156918), (119, 1079142), (222, 578459), (238, 539571), (259, 495822), (357, 359714), (518, 247911), (629, 204162), (714, 179857), (777, 165274), (1258, 102081), (1554, 82637), (1887, 68054), (3774, 34027), (4403, 29166), (4861, 26418), (8806, 14583), (9722, 13209)]