28148967

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{269}}^1$

素因数の和:444

約数の個数: 48

約数和(自身を含む): 51217920

約数和(自身を除く): 23068953

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 151, 231, 269, 453, 693, 807, 1057, 1359, 1661, 1883, 2421, 2959, 3171, 4983, 5649, 8877, 9513, 11627, 14949, 16947, 20713, 26631, 34881, 40619, 62139, 104643, 121857, 186417, 284333, 365571, 446809, 852999, 1340427, 2558997, 3127663, 4021281, 9382989, 28148967]

約数ペア:

[(1, 28148967), (3, 9382989), (7, 4021281), (9, 3127663), (11, 2558997), (21, 1340427), (33, 852999), (63, 446809), (77, 365571), (99, 284333), (151, 186417), (231, 121857), (269, 104643), (453, 62139), (693, 40619), (807, 34881), (1057, 26631), (1359, 20713), (1661, 16947), (1883, 14949), (2421, 11627), (2959, 9513), (3171, 8877), (4983, 5649)]