78816978

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{727}}^1$

素因数の和:1071

約数の個数: 48

約数和(自身を含む): 180573120

約数和(自身を除く): 101756142

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 317, 342, 634, 727, 951, 1454, 1902, 2181, 2853, 4362, 5706, 6023, 6543, 12046, 13086, 13813, 18069, 27626, 36138, 41439, 54207, 82878, 108414, 124317, 230459, 248634, 460918, 691377, 1382754, 2074131, 4148262, 4378721, 8757442, 13136163, 26272326, 39408489, 78816978]

約数ペア:

[(1, 78816978), (2, 39408489), (3, 26272326), (6, 13136163), (9, 8757442), (18, 4378721), (19, 4148262), (38, 2074131), (57, 1382754), (114, 691377), (171, 460918), (317, 248634), (342, 230459), (634, 124317), (727, 108414), (951, 82878), (1454, 54207), (1902, 41439), (2181, 36138), (2853, 27626), (4362, 18069), (5706, 13813), (6023, 13086), (6543, 12046)]