20172029481

素因数分解:

$3^5\times {\mathrm{293}}^1\times {\mathrm{449}}^1\times {\mathrm{631}}^1$

素因数の和:1388

約数の個数: 48

約数和(自身を含む): 30435350400

約数和(自身を除く): 10263320919

約数列:

[1, 3, 9, 27, 81, 243, 293, 449, 631, 879, 1347, 1893, 2637, 4041, 5679, 7911, 12123, 17037, 23733, 36369, 51111, 71199, 109107, 131557, 153333, 184883, 283319, 394671, 554649, 849957, 1184013, 1663947, 2549871, 3552039, 4991841, 7649613, 10656117, 14975523, 22948839, 31968351, 44926569, 68846517, 83012467, 249037401, 747112203, 2241336609, 6724009827, 20172029481]

約数ペア:

[(1, 20172029481), (3, 6724009827), (9, 2241336609), (27, 747112203), (81, 249037401), (243, 83012467), (293, 68846517), (449, 44926569), (631, 31968351), (879, 22948839), (1347, 14975523), (1893, 10656117), (2637, 7649613), (4041, 4991841), (5679, 3552039), (7911, 2549871), (12123, 1663947), (17037, 1184013), (23733, 849957), (36369, 554649), (51111, 394671), (71199, 283319), (109107, 184883), (131557, 153333)]