678147316

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{115883}}^1$

素因数の和:115924

約数の個数: 48

約数和(自身を含む): 1557480960

約数和(自身を除く): 879333644

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 133, 154, 209, 266, 308, 418, 532, 836, 1463, 2926, 5852, 115883, 231766, 463532, 811181, 1274713, 1622362, 2201777, 2549426, 3244724, 4403554, 5098852, 8807108, 8922991, 15412439, 17845982, 24219547, 30824878, 35691964, 48439094, 61649756, 96878188, 169536829, 339073658, 678147316]

約数ペア:

[(1, 678147316), (2, 339073658), (4, 169536829), (7, 96878188), (11, 61649756), (14, 48439094), (19, 35691964), (22, 30824878), (28, 24219547), (38, 17845982), (44, 15412439), (76, 8922991), (77, 8807108), (133, 5098852), (154, 4403554), (209, 3244724), (266, 2549426), (308, 2201777), (418, 1622362), (532, 1274713), (836, 811181), (1463, 463532), (2926, 231766), (5852, 115883)]