16857156987

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{293}}^1\times {\mathrm{2297}}^1$

素因数の和:2641

約数の個数: 72

約数和(自身を含む): 28035195552

約数和(自身を除く): 11178038565

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 121, 207, 253, 293, 363, 759, 879, 1089, 2277, 2297, 2637, 2783, 3223, 6739, 6891, 8349, 9669, 20217, 20673, 25047, 25267, 29007, 35453, 52831, 60651, 74129, 75801, 106359, 158493, 222387, 227403, 277937, 319077, 475479, 581141, 667161, 673021, 815419, 833811, 1743423, 2019063, 2446257, 2501433, 5230269, 6057189, 6392551, 7338771, 7403231, 15479483, 19177653, 22209693, 46438449, 57532959, 66629079, 81435541, 139315347, 170274313, 244306623, 510822939, 732919869, 1532468817, 1873017443, 5619052329, 16857156987]

約数ペア:

[(1, 16857156987), (3, 5619052329), (9, 1873017443), (11, 1532468817), (23, 732919869), (33, 510822939), (69, 244306623), (99, 170274313), (121, 139315347), (207, 81435541), (253, 66629079), (293, 57532959), (363, 46438449), (759, 22209693), (879, 19177653), (1089, 15479483), (2277, 7403231), (2297, 7338771), (2637, 6392551), (2783, 6057189), (3223, 5230269), (6739, 2501433), (6891, 2446257), (8349, 2019063), (9669, 1743423), (20217, 833811), (20673, 815419), (25047, 673021), (25267, 667161), (29007, 581141), (35453, 475479), (52831, 319077), (60651, 277937), (74129, 227403), (75801, 222387), (106359, 158493)]