28864782

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1$

素因数の和:486

約数の個数: 64

約数和(自身を含む): 67921920

約数和(自身を除く): 39057138

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 43, 54, 62, 86, 93, 129, 186, 258, 279, 387, 401, 558, 774, 802, 837, 1161, 1203, 1333, 1674, 2322, 2406, 2666, 3609, 3999, 7218, 7998, 10827, 11997, 12431, 17243, 21654, 23994, 24862, 34486, 35991, 37293, 51729, 71982, 74586, 103458, 111879, 155187, 223758, 310374, 335637, 465561, 534533, 671274, 931122, 1069066, 1603599, 3207198, 4810797, 9621594, 14432391, 28864782]

約数ペア:

[(1, 28864782), (2, 14432391), (3, 9621594), (6, 4810797), (9, 3207198), (18, 1603599), (27, 1069066), (31, 931122), (43, 671274), (54, 534533), (62, 465561), (86, 335637), (93, 310374), (129, 223758), (186, 155187), (258, 111879), (279, 103458), (387, 74586), (401, 71982), (558, 51729), (774, 37293), (802, 35991), (837, 34486), (1161, 24862), (1203, 23994), (1333, 21654), (1674, 17243), (2322, 12431), (2406, 11997), (2666, 10827), (3609, 7998), (3999, 7218)]